Home / 61,766.12-85,249.86-34,909.76

Finding the Fourth Proportional to 61,766.12, 85,249.86 and 34,909.76

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Solution

The fourth proportional to 61,766.12, 85,249.86 and 34,909.76 is: 48,182.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,766.12 : 85,249.86 = 34,909.76 : x
  2. Step 2: Convert to fraction form
    61,766.12/85,249.86 = 34,909.76/x
  3. Step 3: Cross multiply
    61,766.12x = 85,249.86 × 34,909.76
  4. Step 4: Simplify right side
    61,766.12x = 2,976,052,152.63
  5. Step 5: Solve for x
    x = 2,976,052,152.63/61,766.12
  6. Step 6: Final answer
    x = 48,182.60

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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.