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Finding the Fourth Proportional to 66,725.72, 100,024.28 and 24,582.76

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Solution

The fourth proportional to 66,725.72, 100,024.28 and 24,582.76 is: 36,850.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,725.72 : 100,024.28 = 24,582.76 : x
  2. Step 2: Convert to fraction form
    66,725.72/100,024.28 = 24,582.76/x
  3. Step 3: Cross multiply
    66,725.72x = 100,024.28 × 24,582.76
  4. Step 4: Simplify right side
    66,725.72x = 2,458,872,869.41
  5. Step 5: Solve for x
    x = 2,458,872,869.41/66,725.72
  6. Step 6: Final answer
    x = 36,850.45

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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.