Home / 178,472.61-246,258.09-102,015.92

Finding the Fourth Proportional to 178,472.61, 246,258.09 and 102,015.92

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Solution

The fourth proportional to 178,472.61, 246,258.09 and 102,015.92 is: 140,762.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,472.61 : 246,258.09 = 102,015.92 : x
  2. Step 2: Convert to fraction form
    178,472.61/246,258.09 = 102,015.92/x
  3. Step 3: Cross multiply
    178,472.61x = 246,258.09 × 102,015.92
  4. Step 4: Simplify right side
    178,472.61x = 25,122,246,224.44
  5. Step 5: Solve for x
    x = 25,122,246,224.44/178,472.61
  6. Step 6: Final answer
    x = 140,762.47

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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.