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Finding the Fourth Proportional to 29,499.52, 44,145.30 and 18,411.40

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Solution

The fourth proportional to 29,499.52, 44,145.30 and 18,411.40 is: 27,552.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,499.52 : 44,145.30 = 18,411.40 : x
  2. Step 2: Convert to fraction form
    29,499.52/44,145.30 = 18,411.40/x
  3. Step 3: Cross multiply
    29,499.52x = 44,145.30 × 18,411.40
  4. Step 4: Simplify right side
    29,499.52x = 812,776,776.42
  5. Step 5: Solve for x
    x = 812,776,776.42/29,499.52
  6. Step 6: Final answer
    x = 27,552.20

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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.