Home / 155,327.87-232,618.12-88,565.60

Finding the Fourth Proportional to 155,327.87, 232,618.12 and 88,565.60

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Solution

The fourth proportional to 155,327.87, 232,618.12 and 88,565.60 is: 132,635.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,327.87 : 232,618.12 = 88,565.60 : x
  2. Step 2: Convert to fraction form
    155,327.87/232,618.12 = 88,565.60/x
  3. Step 3: Cross multiply
    155,327.87x = 232,618.12 × 88,565.60
  4. Step 4: Simplify right side
    155,327.87x = 20,601,963,728.80
  5. Step 5: Solve for x
    x = 20,601,963,728.80/155,327.87
  6. Step 6: Final answer
    x = 132,635.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.