Home / 117,598.18-162,279.35-63,883.03

Finding the Fourth Proportional to 117,598.18, 162,279.35 and 63,883.03

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Solution

The fourth proportional to 117,598.18, 162,279.35 and 63,883.03 is: 88,155.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,598.18 : 162,279.35 = 63,883.03 : x
  2. Step 2: Convert to fraction form
    117,598.18/162,279.35 = 63,883.03/x
  3. Step 3: Cross multiply
    117,598.18x = 162,279.35 × 63,883.03
  4. Step 4: Simplify right side
    117,598.18x = 10,366,896,403.15
  5. Step 5: Solve for x
    x = 10,366,896,403.15/117,598.18
  6. Step 6: Final answer
    x = 88,155.25

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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.