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Finding the Fourth Proportional to 38,966.67, 58,471.88 and 15,594.93

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Solution

The fourth proportional to 38,966.67, 58,471.88 and 15,594.93 is: 23,401.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,966.67 : 58,471.88 = 15,594.93 : x
  2. Step 2: Convert to fraction form
    38,966.67/58,471.88 = 15,594.93/x
  3. Step 3: Cross multiply
    38,966.67x = 58,471.88 × 15,594.93
  4. Step 4: Simplify right side
    38,966.67x = 911,864,797.59
  5. Step 5: Solve for x
    x = 911,864,797.59/38,966.67
  6. Step 6: Final answer
    x = 23,401.15

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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.