Home / 88,481.40-122,102.22-50,753.16

Finding the Fourth Proportional to 88,481.40, 122,102.22 and 50,753.16

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Solution

The fourth proportional to 88,481.40, 122,102.22 and 50,753.16 is: 70,038.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,481.40 : 122,102.22 = 50,753.16 : x
  2. Step 2: Convert to fraction form
    88,481.40/122,102.22 = 50,753.16/x
  3. Step 3: Cross multiply
    88,481.40x = 122,102.22 × 50,753.16
  4. Step 4: Simplify right side
    88,481.40x = 6,197,073,508.02
  5. Step 5: Solve for x
    x = 6,197,073,508.02/88,481.40
  6. Step 6: Final answer
    x = 70,038.15

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1.5x scale

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.