Home / 178,682.16-246,586.50-101,151.78

Finding the Fourth Proportional to 178,682.16, 246,586.50 and 101,151.78

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Solution

The fourth proportional to 178,682.16, 246,586.50 and 101,151.78 is: 139,592.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,682.16 : 246,586.50 = 101,151.78 : x
  2. Step 2: Convert to fraction form
    178,682.16/246,586.50 = 101,151.78/x
  3. Step 3: Cross multiply
    178,682.16x = 246,586.50 × 101,151.78
  4. Step 4: Simplify right side
    178,682.16x = 24,942,663,398.97
  5. Step 5: Solve for x
    x = 24,942,663,398.97/178,682.16
  6. Step 6: Final answer
    x = 139,592.35

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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.