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Finding the Fourth Proportional to 29,487.20, 44,230.80 and 23,655.20

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Solution

The fourth proportional to 29,487.20, 44,230.80 and 23,655.20 is: 35,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,487.20 : 44,230.80 = 23,655.20 : x
  2. Step 2: Convert to fraction form
    29,487.20/44,230.80 = 23,655.20/x
  3. Step 3: Cross multiply
    29,487.20x = 44,230.80 × 23,655.20
  4. Step 4: Simplify right side
    29,487.20x = 1,046,288,420.16
  5. Step 5: Solve for x
    x = 1,046,288,420.16/29,487.20
  6. Step 6: Final answer
    x = 35,482.80

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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.