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Finding the Fourth Proportional to 62,552.70, 93,830.27 and 20,432.90

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Solution

The fourth proportional to 62,552.70, 93,830.27 and 20,432.90 is: 30,649.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,552.70 : 93,830.27 = 20,432.90 : x
  2. Step 2: Convert to fraction form
    62,552.70/93,830.27 = 20,432.90/x
  3. Step 3: Cross multiply
    62,552.70x = 93,830.27 × 20,432.90
  4. Step 4: Simplify right side
    62,552.70x = 1,917,224,656.29
  5. Step 5: Solve for x
    x = 1,917,224,656.29/62,552.70
  6. Step 6: Final answer
    x = 30,649.75

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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.