Home / 53,387.61-73,668.50-29,511.04

Finding the Fourth Proportional to 53,387.61, 73,668.50 and 29,511.04

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Solution

The fourth proportional to 53,387.61, 73,668.50 and 29,511.04 is: 40,721.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,387.61 : 73,668.50 = 29,511.04 : x
  2. Step 2: Convert to fraction form
    53,387.61/73,668.50 = 29,511.04/x
  3. Step 3: Cross multiply
    53,387.61x = 73,668.50 × 29,511.04
  4. Step 4: Simplify right side
    53,387.61x = 2,174,034,050.24
  5. Step 5: Solve for x
    x = 2,174,034,050.24/53,387.61
  6. Step 6: Final answer
    x = 40,721.70

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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.