Home / 88,643.50-122,327.85-48,357.24

Finding the Fourth Proportional to 88,643.50, 122,327.85 and 48,357.24

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Solution

The fourth proportional to 88,643.50, 122,327.85 and 48,357.24 is: 66,732.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,643.50 : 122,327.85 = 48,357.24 : x
  2. Step 2: Convert to fraction form
    88,643.50/122,327.85 = 48,357.24/x
  3. Step 3: Cross multiply
    88,643.50x = 122,327.85 × 48,357.24
  4. Step 4: Simplify right side
    88,643.50x = 5,915,437,265.17
  5. Step 5: Solve for x
    x = 5,915,437,265.17/88,643.50
  6. Step 6: Final answer
    x = 66,732.90

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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.