Home / 114,173.10-157,555.32-63,182.76

Finding the Fourth Proportional to 114,173.10, 157,555.32 and 63,182.76

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Solution

The fourth proportional to 114,173.10, 157,555.32 and 63,182.76 is: 87,190.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,173.10 : 157,555.32 = 63,182.76 : x
  2. Step 2: Convert to fraction form
    114,173.10/157,555.32 = 63,182.76/x
  3. Step 3: Cross multiply
    114,173.10x = 157,555.32 × 63,182.76
  4. Step 4: Simplify right side
    114,173.10x = 9,954,779,970.28
  5. Step 5: Solve for x
    x = 9,954,779,970.28/114,173.10
  6. Step 6: Final answer
    x = 87,190.24

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.