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Finding the Fourth Proportional to 83,234.60, 124,851.90 and 24,072.20

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Solution

The fourth proportional to 83,234.60, 124,851.90 and 24,072.20 is: 36,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,234.60 : 124,851.90 = 24,072.20 : x
  2. Step 2: Convert to fraction form
    83,234.60/124,851.90 = 24,072.20/x
  3. Step 3: Cross multiply
    83,234.60x = 124,851.90 × 24,072.20
  4. Step 4: Simplify right side
    83,234.60x = 3,005,459,907.18
  5. Step 5: Solve for x
    x = 3,005,459,907.18/83,234.60
  6. Step 6: Final answer
    x = 36,108.30

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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.