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Finding the Fourth Proportional to 62,165.48, 85,820.80 and 48,524.22

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Solution

The fourth proportional to 62,165.48, 85,820.80 and 48,524.22 is: 66,988.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,165.48 : 85,820.80 = 48,524.22 : x
  2. Step 2: Convert to fraction form
    62,165.48/85,820.80 = 48,524.22/x
  3. Step 3: Cross multiply
    62,165.48x = 85,820.80 × 48,524.22
  4. Step 4: Simplify right side
    62,165.48x = 4,164,387,379.78
  5. Step 5: Solve for x
    x = 4,164,387,379.78/62,165.48
  6. Step 6: Final answer
    x = 66,988.74

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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.