Home / 53,431.80-73,737.05-29,560.16

Finding the Fourth Proportional to 53,431.80, 73,737.05 and 29,560.16

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Solution

The fourth proportional to 53,431.80, 73,737.05 and 29,560.16 is: 40,793.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,431.80 : 73,737.05 = 29,560.16 : x
  2. Step 2: Convert to fraction form
    53,431.80/73,737.05 = 29,560.16/x
  3. Step 3: Cross multiply
    53,431.80x = 73,737.05 × 29,560.16
  4. Step 4: Simplify right side
    53,431.80x = 2,179,678,479.44
  5. Step 5: Solve for x
    x = 2,179,678,479.44/53,431.80
  6. Step 6: Final answer
    x = 40,793.66

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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.