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Finding the Fourth Proportional to 167,702.04, 231,532.08 and 115,404.12

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Solution

The fourth proportional to 167,702.04, 231,532.08 and 115,404.12 is: 159,328.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,702.04 : 231,532.08 = 115,404.12 : x
  2. Step 2: Convert to fraction form
    167,702.04/231,532.08 = 115,404.12/x
  3. Step 3: Cross multiply
    167,702.04x = 231,532.08 × 115,404.12
  4. Step 4: Simplify right side
    167,702.04x = 26,719,755,944.17
  5. Step 5: Solve for x
    x = 26,719,755,944.17/167,702.04
  6. Step 6: Final answer
    x = 159,328.75

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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.