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Finding the Fourth Proportional to 113,152.52, 169,747.16 and 38,277.23

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Solution

The fourth proportional to 113,152.52, 169,747.16 and 38,277.23 is: 57,422.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,152.52 : 169,747.16 = 38,277.23 : x
  2. Step 2: Convert to fraction form
    113,152.52/169,747.16 = 38,277.23/x
  3. Step 3: Cross multiply
    113,152.52x = 169,747.16 × 38,277.23
  4. Step 4: Simplify right side
    113,152.52x = 6,497,450,045.04
  5. Step 5: Solve for x
    x = 6,497,450,045.04/113,152.52
  6. Step 6: Final answer
    x = 57,422.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.