Home / 88,785.24-122,522.90-48,499.02

Finding the Fourth Proportional to 88,785.24, 122,522.90 and 48,499.02

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Solution

The fourth proportional to 88,785.24, 122,522.90 and 48,499.02 is: 66,928.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,785.24 : 122,522.90 = 48,499.02 : x
  2. Step 2: Convert to fraction form
    88,785.24/122,522.90 = 48,499.02/x
  3. Step 3: Cross multiply
    88,785.24x = 122,522.90 × 48,499.02
  4. Step 4: Simplify right side
    88,785.24x = 5,942,240,335.06
  5. Step 5: Solve for x
    x = 5,942,240,335.06/88,785.24
  6. Step 6: Final answer
    x = 66,928.25

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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.