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Finding the Fourth Proportional to 109,527.49, 151,147.95 and 59,226.49

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Solution

The fourth proportional to 109,527.49, 151,147.95 and 59,226.49 is: 81,732.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,527.49 : 151,147.95 = 59,226.49 : x
  2. Step 2: Convert to fraction form
    109,527.49/151,147.95 = 59,226.49/x
  3. Step 3: Cross multiply
    109,527.49x = 151,147.95 × 59,226.49
  4. Step 4: Simplify right side
    109,527.49x = 8,951,962,549.20
  5. Step 5: Solve for x
    x = 8,951,962,549.20/109,527.49
  6. Step 6: Final answer
    x = 81,732.56

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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.