Home / 49,775.76-74,664.18-14,715.72

Finding the Fourth Proportional to 49,775.76, 74,664.18 and 14,715.72

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Solution

The fourth proportional to 49,775.76, 74,664.18 and 14,715.72 is: 22,073.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,775.76 : 74,664.18 = 14,715.72 : x
  2. Step 2: Convert to fraction form
    49,775.76/74,664.18 = 14,715.72/x
  3. Step 3: Cross multiply
    49,775.76x = 74,664.18 × 14,715.72
  4. Step 4: Simplify right side
    49,775.76x = 1,098,737,166.91
  5. Step 5: Solve for x
    x = 1,098,737,166.91/49,775.76
  6. Step 6: Final answer
    x = 22,073.74

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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.