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Finding the Fourth Proportional to 99,701.52, 149,551.52 and 24,821.16

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Solution

The fourth proportional to 99,701.52, 149,551.52 and 24,821.16 is: 37,231.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,701.52 : 149,551.52 = 24,821.16 : x
  2. Step 2: Convert to fraction form
    99,701.52/149,551.52 = 24,821.16/x
  3. Step 3: Cross multiply
    99,701.52x = 149,551.52 × 24,821.16
  4. Step 4: Simplify right side
    99,701.52x = 3,712,042,082.06
  5. Step 5: Solve for x
    x = 3,712,042,082.06/99,701.52
  6. Step 6: Final answer
    x = 37,231.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.