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Finding the Fourth Proportional to 24,407.40, 36,611.10 and 18,575.40

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Solution

The fourth proportional to 24,407.40, 36,611.10 and 18,575.40 is: 27,863.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,407.40 : 36,611.10 = 18,575.40 : x
  2. Step 2: Convert to fraction form
    24,407.40/36,611.10 = 18,575.40/x
  3. Step 3: Cross multiply
    24,407.40x = 36,611.10 × 18,575.40
  4. Step 4: Simplify right side
    24,407.40x = 680,065,826.94
  5. Step 5: Solve for x
    x = 680,065,826.94/24,407.40
  6. Step 6: Final answer
    x = 27,863.10

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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.