Home / 49,154.40-73,688.40-29,440.80

Finding the Fourth Proportional to 49,154.40, 73,688.40 and 29,440.80

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Solution

The fourth proportional to 49,154.40, 73,688.40 and 29,440.80 is: 44,135.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,154.40 : 73,688.40 = 29,440.80 : x
  2. Step 2: Convert to fraction form
    49,154.40/73,688.40 = 29,440.80/x
  3. Step 3: Cross multiply
    49,154.40x = 73,688.40 × 29,440.80
  4. Step 4: Simplify right side
    49,154.40x = 2,169,445,446.72
  5. Step 5: Solve for x
    x = 2,169,445,446.72/49,154.40
  6. Step 6: Final answer
    x = 44,135.33

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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.