Home / 53,050.72-73,211.17-29,178.61

Finding the Fourth Proportional to 53,050.72, 73,211.17 and 29,178.61

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Solution

The fourth proportional to 53,050.72, 73,211.17 and 29,178.61 is: 40,267.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,050.72 : 73,211.17 = 29,178.61 : x
  2. Step 2: Convert to fraction form
    53,050.72/73,211.17 = 29,178.61/x
  3. Step 3: Cross multiply
    53,050.72x = 73,211.17 × 29,178.61
  4. Step 4: Simplify right side
    53,050.72x = 2,136,200,177.07
  5. Step 5: Solve for x
    x = 2,136,200,177.07/53,050.72
  6. Step 6: Final answer
    x = 40,267.13

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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.