Home / 69,613.18-96,066.13-39,397.95

Finding the Fourth Proportional to 69,613.18, 96,066.13 and 39,397.95

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Solution

The fourth proportional to 69,613.18, 96,066.13 and 39,397.95 is: 54,369.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,613.18 : 96,066.13 = 39,397.95 : x
  2. Step 2: Convert to fraction form
    69,613.18/96,066.13 = 39,397.95/x
  3. Step 3: Cross multiply
    69,613.18x = 96,066.13 × 39,397.95
  4. Step 4: Simplify right side
    69,613.18x = 3,784,808,586.43
  5. Step 5: Solve for x
    x = 3,784,808,586.43/69,613.18
  6. Step 6: Final answer
    x = 54,369.14

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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.