Home / 124,188.48-171,380.34-67,599.72

Finding the Fourth Proportional to 124,188.48, 171,380.34 and 67,599.72

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Solution

The fourth proportional to 124,188.48, 171,380.34 and 67,599.72 is: 93,287.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,188.48 : 171,380.34 = 67,599.72 : x
  2. Step 2: Convert to fraction form
    124,188.48/171,380.34 = 67,599.72/x
  3. Step 3: Cross multiply
    124,188.48x = 171,380.34 × 67,599.72
  4. Step 4: Simplify right side
    124,188.48x = 11,585,262,997.50
  5. Step 5: Solve for x
    x = 11,585,262,997.50/124,188.48
  6. Step 6: Final answer
    x = 93,287.74

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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.