Home / 49,691.16-68,569.65-29,269.98

Finding the Fourth Proportional to 49,691.16, 68,569.65 and 29,269.98

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Solution

The fourth proportional to 49,691.16, 68,569.65 and 29,269.98 is: 40,390.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,691.16 : 68,569.65 = 29,269.98 : x
  2. Step 2: Convert to fraction form
    49,691.16/68,569.65 = 29,269.98/x
  3. Step 3: Cross multiply
    49,691.16x = 68,569.65 × 29,269.98
  4. Step 4: Simplify right side
    49,691.16x = 2,007,032,284.11
  5. Step 5: Solve for x
    x = 2,007,032,284.11/49,691.16
  6. Step 6: Final answer
    x = 40,390.13

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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.