Home / 53,737.81-74,155.90-29,865.96

Finding the Fourth Proportional to 53,737.81, 74,155.90 and 29,865.96

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Solution

The fourth proportional to 53,737.81, 74,155.90 and 29,865.96 is: 41,213.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,737.81 : 74,155.90 = 29,865.96 : x
  2. Step 2: Convert to fraction form
    53,737.81/74,155.90 = 29,865.96/x
  3. Step 3: Cross multiply
    53,737.81x = 74,155.90 × 29,865.96
  4. Step 4: Simplify right side
    53,737.81x = 2,214,737,143.16
  5. Step 5: Solve for x
    x = 2,214,737,143.16/53,737.81
  6. Step 6: Final answer
    x = 41,213.76

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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.