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Finding the Fourth Proportional to 173,074, 238,842.12 and 93,586

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Solution

The fourth proportional to 173,074, 238,842.12 and 93,586 is: 129,148.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,074 : 238,842.12 = 93,586 : x
  2. Step 2: Convert to fraction form
    173,074/238,842.12 = 93,586/x
  3. Step 3: Cross multiply
    173,074x = 238,842.12 × 93,586
  4. Step 4: Simplify right side
    173,074x = 22,352,278,642.32
  5. Step 5: Solve for x
    x = 22,352,278,642.32/173,074
  6. Step 6: Final answer
    x = 129,148.68

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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.