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Finding the Fourth Proportional to 169,883.52, 234,434.30 and 93,402.53

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Solution

The fourth proportional to 169,883.52, 234,434.30 and 93,402.53 is: 128,892.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,883.52 : 234,434.30 = 93,402.53 : x
  2. Step 2: Convert to fraction form
    169,883.52/234,434.30 = 93,402.53/x
  3. Step 3: Cross multiply
    169,883.52x = 234,434.30 × 93,402.53
  4. Step 4: Simplify right side
    169,883.52x = 21,896,756,857.85
  5. Step 5: Solve for x
    x = 21,896,756,857.85/169,883.52
  6. Step 6: Final answer
    x = 128,892.77

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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.