Home / 63,918.38-88,207.44-38,425.02

Finding the Fourth Proportional to 63,918.38, 88,207.44 and 38,425.02

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Solution

The fourth proportional to 63,918.38, 88,207.44 and 38,425.02 is: 53,026.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,918.38 : 88,207.44 = 38,425.02 : x
  2. Step 2: Convert to fraction form
    63,918.38/88,207.44 = 38,425.02/x
  3. Step 3: Cross multiply
    63,918.38x = 88,207.44 × 38,425.02
  4. Step 4: Simplify right side
    63,918.38x = 3,389,372,646.15
  5. Step 5: Solve for x
    x = 3,389,372,646.15/63,918.38
  6. Step 6: Final answer
    x = 53,026.58

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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.