Home / 62,545.38-93,827.78-21,002.10

Finding the Fourth Proportional to 62,545.38, 93,827.78 and 21,002.10

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Solution

The fourth proportional to 62,545.38, 93,827.78 and 21,002.10 is: 31,506.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,545.38 : 93,827.78 = 21,002.10 : x
  2. Step 2: Convert to fraction form
    62,545.38/93,827.78 = 21,002.10/x
  3. Step 3: Cross multiply
    62,545.38x = 93,827.78 × 21,002.10
  4. Step 4: Simplify right side
    62,545.38x = 1,970,580,418.34
  5. Step 5: Solve for x
    x = 1,970,580,418.34/62,545.38
  6. Step 6: Final answer
    x = 31,506.41

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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.