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Finding the Fourth Proportional to 169,201.12, 233,522.04 and 97,566.88

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Solution

The fourth proportional to 169,201.12, 233,522.04 and 97,566.88 is: 134,656.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,201.12 : 233,522.04 = 97,566.88 : x
  2. Step 2: Convert to fraction form
    169,201.12/233,522.04 = 97,566.88/x
  3. Step 3: Cross multiply
    169,201.12x = 233,522.04 × 97,566.88
  4. Step 4: Simplify right side
    169,201.12x = 22,784,016,854.04
  5. Step 5: Solve for x
    x = 22,784,016,854.04/169,201.12
  6. Step 6: Final answer
    x = 134,656.42

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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.