Home / 63,801.10-95,701.65-38,431.90

Finding the Fourth Proportional to 63,801.10, 95,701.65 and 38,431.90

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Solution

The fourth proportional to 63,801.10, 95,701.65 and 38,431.90 is: 57,647.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,801.10 : 95,701.65 = 38,431.90 : x
  2. Step 2: Convert to fraction form
    63,801.10/95,701.65 = 38,431.90/x
  3. Step 3: Cross multiply
    63,801.10x = 95,701.65 × 38,431.90
  4. Step 4: Simplify right side
    63,801.10x = 3,677,996,242.64
  5. Step 5: Solve for x
    x = 3,677,996,242.64/63,801.10
  6. Step 6: Final answer
    x = 57,647.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.