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Finding the Fourth Proportional to 155,236.80, 232,810.13 and 60,445.80

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Solution

The fourth proportional to 155,236.80, 232,810.13 and 60,445.80 is: 90,651.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,236.80 : 232,810.13 = 60,445.80 : x
  2. Step 2: Convert to fraction form
    155,236.80/232,810.13 = 60,445.80/x
  3. Step 3: Cross multiply
    155,236.80x = 232,810.13 × 60,445.80
  4. Step 4: Simplify right side
    155,236.80x = 14,072,394,253.73
  5. Step 5: Solve for x
    x = 14,072,394,253.73/155,236.80
  6. Step 6: Final answer
    x = 90,651.15

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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.