Home / 178,049.35-245,711.03-97,475.55

Finding the Fourth Proportional to 178,049.35, 245,711.03 and 97,475.55

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Solution

The fourth proportional to 178,049.35, 245,711.03 and 97,475.55 is: 134,517.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,049.35 : 245,711.03 = 97,475.55 : x
  2. Step 2: Convert to fraction form
    178,049.35/245,711.03 = 97,475.55/x
  3. Step 3: Cross multiply
    178,049.35x = 245,711.03 × 97,475.55
  4. Step 4: Simplify right side
    178,049.35x = 23,950,817,790.32
  5. Step 5: Solve for x
    x = 23,950,817,790.32/178,049.35
  6. Step 6: Final answer
    x = 134,517.86

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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.