Home / 117,544.12-162,210.34-63,828.68

Finding the Fourth Proportional to 117,544.12, 162,210.34 and 63,828.68

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Solution

The fourth proportional to 117,544.12, 162,210.34 and 63,828.68 is: 88,083.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,544.12 : 162,210.34 = 63,828.68 : x
  2. Step 2: Convert to fraction form
    117,544.12/162,210.34 = 63,828.68/x
  3. Step 3: Cross multiply
    117,544.12x = 162,210.34 × 63,828.68
  4. Step 4: Simplify right side
    117,544.12x = 10,353,671,884.55
  5. Step 5: Solve for x
    x = 10,353,671,884.55/117,544.12
  6. Step 6: Final answer
    x = 88,083.28

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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.