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Finding the Fourth Proportional to 60,442.56, 83,401.20 and 34,939.44

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Solution

The fourth proportional to 60,442.56, 83,401.20 and 34,939.44 is: 48,210.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,442.56 : 83,401.20 = 34,939.44 : x
  2. Step 2: Convert to fraction form
    60,442.56/83,401.20 = 34,939.44/x
  3. Step 3: Cross multiply
    60,442.56x = 83,401.20 × 34,939.44
  4. Step 4: Simplify right side
    60,442.56x = 2,913,991,223.33
  5. Step 5: Solve for x
    x = 2,913,991,223.33/60,442.56
  6. Step 6: Final answer
    x = 48,210.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.