Home / 88,380.35-121,967.45-48,096.71

Finding the Fourth Proportional to 88,380.35, 121,967.45 and 48,096.71

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Solution

The fourth proportional to 88,380.35, 121,967.45 and 48,096.71 is: 66,374.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,380.35 : 121,967.45 = 48,096.71 : x
  2. Step 2: Convert to fraction form
    88,380.35/121,967.45 = 48,096.71/x
  3. Step 3: Cross multiply
    88,380.35x = 121,967.45 × 48,096.71
  4. Step 4: Simplify right side
    88,380.35x = 5,866,232,831.61
  5. Step 5: Solve for x
    x = 5,866,232,831.61/88,380.35
  6. Step 6: Final answer
    x = 66,374.85

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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.