Home / 61,545.29-84,890.21-37,683.68

Finding the Fourth Proportional to 61,545.29, 84,890.21 and 37,683.68

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Solution

The fourth proportional to 61,545.29, 84,890.21 and 37,683.68 is: 51,977.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,545.29 : 84,890.21 = 37,683.68 : x
  2. Step 2: Convert to fraction form
    61,545.29/84,890.21 = 37,683.68/x
  3. Step 3: Cross multiply
    61,545.29x = 84,890.21 × 37,683.68
  4. Step 4: Simplify right side
    61,545.29x = 3,198,974,895.90
  5. Step 5: Solve for x
    x = 3,198,974,895.90/61,545.29
  6. Step 6: Final answer
    x = 51,977.58

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1.5x scale

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.