Home / 88,380.12-121,962.10-48,092.96

Finding the Fourth Proportional to 88,380.12, 121,962.10 and 48,092.96

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Solution

The fourth proportional to 88,380.12, 121,962.10 and 48,092.96 is: 66,366.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,380.12 : 121,962.10 = 48,092.96 : x
  2. Step 2: Convert to fraction form
    88,380.12/121,962.10 = 48,092.96/x
  3. Step 3: Cross multiply
    88,380.12x = 121,962.10 × 48,092.96
  4. Step 4: Simplify right side
    88,380.12x = 5,865,518,396.82
  5. Step 5: Solve for x
    x = 5,865,518,396.82/88,380.12
  6. Step 6: Final answer
    x = 66,366.94

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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.