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Finding the Fourth Proportional to 53,425.36, 73,726.52 and 29,551.52

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Solution

The fourth proportional to 53,425.36, 73,726.52 and 29,551.52 is: 40,780.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,425.36 : 73,726.52 = 29,551.52 : x
  2. Step 2: Convert to fraction form
    53,425.36/73,726.52 = 29,551.52/x
  3. Step 3: Cross multiply
    53,425.36x = 73,726.52 × 29,551.52
  4. Step 4: Simplify right side
    53,425.36x = 2,178,730,730.31
  5. Step 5: Solve for x
    x = 2,178,730,730.31/53,425.36
  6. Step 6: Final answer
    x = 40,780.83

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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.