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Finding the Fourth Proportional to 60,597.14, 90,899.86 and 20,599.85

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Solution

The fourth proportional to 60,597.14, 90,899.86 and 20,599.85 is: 30,901.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,597.14 : 90,899.86 = 20,599.85 : x
  2. Step 2: Convert to fraction form
    60,597.14/90,899.86 = 20,599.85/x
  3. Step 3: Cross multiply
    60,597.14x = 90,899.86 × 20,599.85
  4. Step 4: Simplify right side
    60,597.14x = 1,872,523,305.27
  5. Step 5: Solve for x
    x = 1,872,523,305.27/60,597.14
  6. Step 6: Final answer
    x = 30,901.18

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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.