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Finding the Fourth Proportional to 173,229, 239,056.14 and 93,741

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Solution

The fourth proportional to 173,229, 239,056.14 and 93,741 is: 129,362.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,229 : 239,056.14 = 93,741 : x
  2. Step 2: Convert to fraction form
    173,229/239,056.14 = 93,741/x
  3. Step 3: Cross multiply
    173,229x = 239,056.14 × 93,741
  4. Step 4: Simplify right side
    173,229x = 22,409,361,619.74
  5. Step 5: Solve for x
    x = 22,409,361,619.74/173,229
  6. Step 6: Final answer
    x = 129,362.64

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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.