Home / 63,742.40-95,613.60-54,526.40

Finding the Fourth Proportional to 63,742.40, 95,613.60 and 54,526.40

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Solution

The fourth proportional to 63,742.40, 95,613.60 and 54,526.40 is: 81,789.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,742.40 : 95,613.60 = 54,526.40 : x
  2. Step 2: Convert to fraction form
    63,742.40/95,613.60 = 54,526.40/x
  3. Step 3: Cross multiply
    63,742.40x = 95,613.60 × 54,526.40
  4. Step 4: Simplify right side
    63,742.40x = 5,213,465,399.04
  5. Step 5: Solve for x
    x = 5,213,465,399.04/63,742.40
  6. Step 6: Final answer
    x = 81,789.60

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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.