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Finding the Fourth Proportional to 169,306.76, 233,631.14 and 92,813.64

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Solution

The fourth proportional to 169,306.76, 233,631.14 and 92,813.64 is: 128,076.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,306.76 : 233,631.14 = 92,813.64 : x
  2. Step 2: Convert to fraction form
    169,306.76/233,631.14 = 92,813.64/x
  3. Step 3: Cross multiply
    169,306.76x = 233,631.14 × 92,813.64
  4. Step 4: Simplify right side
    169,306.76x = 21,684,156,520.75
  5. Step 5: Solve for x
    x = 21,684,156,520.75/169,306.76
  6. Step 6: Final answer
    x = 128,076.14

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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.