Home / 49,545.95-74,318.89-28,472.55

Finding the Fourth Proportional to 49,545.95, 74,318.89 and 28,472.55

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Solution

The fourth proportional to 49,545.95, 74,318.89 and 28,472.55 is: 42,708.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,545.95 : 74,318.89 = 28,472.55 : x
  2. Step 2: Convert to fraction form
    49,545.95/74,318.89 = 28,472.55/x
  3. Step 3: Cross multiply
    49,545.95x = 74,318.89 × 28,472.55
  4. Step 4: Simplify right side
    49,545.95x = 2,116,048,169.11
  5. Step 5: Solve for x
    x = 2,116,048,169.11/49,545.95
  6. Step 6: Final answer
    x = 42,708.80

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1.5x scale

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.