Home / 249,631.76-374,541.17-129,613.79

Finding the Fourth Proportional to 249,631.76, 374,541.17 and 129,613.79

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Solution

The fourth proportional to 249,631.76, 374,541.17 and 129,613.79 is: 194,469.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,631.76 : 374,541.17 = 129,613.79 : x
  2. Step 2: Convert to fraction form
    249,631.76/374,541.17 = 129,613.79/x
  3. Step 3: Cross multiply
    249,631.76x = 374,541.17 × 129,613.79
  4. Step 4: Simplify right side
    249,631.76x = 48,545,699,006.06
  5. Step 5: Solve for x
    x = 48,545,699,006.06/249,631.76
  6. Step 6: Final answer
    x = 194,469.25

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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.