Home / 88,374.90-121,956.34-48,087.97

Finding the Fourth Proportional to 88,374.90, 121,956.34 and 48,087.97

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Solution

The fourth proportional to 88,374.90, 121,956.34 and 48,087.97 is: 66,360.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,374.90 : 121,956.34 = 48,087.97 : x
  2. Step 2: Convert to fraction form
    88,374.90/121,956.34 = 48,087.97/x
  3. Step 3: Cross multiply
    88,374.90x = 121,956.34 × 48,087.97
  4. Step 4: Simplify right side
    88,374.90x = 5,864,632,578.79
  5. Step 5: Solve for x
    x = 5,864,632,578.79/88,374.90
  6. Step 6: Final answer
    x = 66,360.84

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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.