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Finding the Fourth Proportional to 60,000.20, 89,870.70 and 52,224.20

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Solution

The fourth proportional to 60,000.20, 89,870.70 and 52,224.20 is: 78,223.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,000.20 : 89,870.70 = 52,224.20 : x
  2. Step 2: Convert to fraction form
    60,000.20/89,870.70 = 52,224.20/x
  3. Step 3: Cross multiply
    60,000.20x = 89,870.70 × 52,224.20
  4. Step 4: Simplify right side
    60,000.20x = 4,693,425,410.94
  5. Step 5: Solve for x
    x = 4,693,425,410.94/60,000.20
  6. Step 6: Final answer
    x = 78,223.50

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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.