Home / 102,424.46-141,334.34-57,099.02

Finding the Fourth Proportional to 102,424.46, 141,334.34 and 57,099.02

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Solution

The fourth proportional to 102,424.46, 141,334.34 and 57,099.02 is: 78,790.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,424.46 : 141,334.34 = 57,099.02 : x
  2. Step 2: Convert to fraction form
    102,424.46/141,334.34 = 57,099.02/x
  3. Step 3: Cross multiply
    102,424.46x = 141,334.34 × 57,099.02
  4. Step 4: Simplify right side
    102,424.46x = 8,070,052,306.35
  5. Step 5: Solve for x
    x = 8,070,052,306.35/102,424.46
  6. Step 6: Final answer
    x = 78,790.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.