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Finding the Fourth Proportional to 116,877.52, 161,292.36 and 63,885.52

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Solution

The fourth proportional to 116,877.52, 161,292.36 and 63,885.52 is: 88,162.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,877.52 : 161,292.36 = 63,885.52 : x
  2. Step 2: Convert to fraction form
    116,877.52/161,292.36 = 63,885.52/x
  3. Step 3: Cross multiply
    116,877.52x = 161,292.36 × 63,885.52
  4. Step 4: Simplify right side
    116,877.52x = 10,304,246,290.63
  5. Step 5: Solve for x
    x = 10,304,246,290.63/116,877.52
  6. Step 6: Final answer
    x = 88,162.77

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1.5x scale

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.