Home / 89,052.31-122,894.97-48,769.90

Finding the Fourth Proportional to 89,052.31, 122,894.97 and 48,769.90

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Solution

The fourth proportional to 89,052.31, 122,894.97 and 48,769.90 is: 67,303.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,052.31 : 122,894.97 = 48,769.90 : x
  2. Step 2: Convert to fraction form
    89,052.31/122,894.97 = 48,769.90/x
  3. Step 3: Cross multiply
    89,052.31x = 122,894.97 × 48,769.90
  4. Step 4: Simplify right side
    89,052.31x = 5,993,575,181.61
  5. Step 5: Solve for x
    x = 5,993,575,181.61/89,052.31
  6. Step 6: Final answer
    x = 67,303.98

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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.