Home / 88,375.44-121,956.11-48,089.31

Finding the Fourth Proportional to 88,375.44, 121,956.11 and 48,089.31

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Solution

The fourth proportional to 88,375.44, 121,956.11 and 48,089.31 is: 66,362.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,375.44 : 121,956.11 = 48,089.31 : x
  2. Step 2: Convert to fraction form
    88,375.44/121,956.11 = 48,089.31/x
  3. Step 3: Cross multiply
    88,375.44x = 121,956.11 × 48,089.31
  4. Step 4: Simplify right side
    88,375.44x = 5,864,784,939.74
  5. Step 5: Solve for x
    x = 5,864,784,939.74/88,375.44
  6. Step 6: Final answer
    x = 66,362.16

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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.