Home / 178,672.28-246,570.82-98,103.20

Finding the Fourth Proportional to 178,672.28, 246,570.82 and 98,103.20

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Solution

The fourth proportional to 178,672.28, 246,570.82 and 98,103.20 is: 135,384.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,672.28 : 246,570.82 = 98,103.20 : x
  2. Step 2: Convert to fraction form
    178,672.28/246,570.82 = 98,103.20/x
  3. Step 3: Cross multiply
    178,672.28x = 246,570.82 × 98,103.20
  4. Step 4: Simplify right side
    178,672.28x = 24,189,386,468.62
  5. Step 5: Solve for x
    x = 24,189,386,468.62/178,672.28
  6. Step 6: Final answer
    x = 135,384.10

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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.