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Finding the Fourth Proportional to 173,374, 239,256.12 and 93,886

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Solution

The fourth proportional to 173,374, 239,256.12 and 93,886 is: 129,562.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,374 : 239,256.12 = 93,886 : x
  2. Step 2: Convert to fraction form
    173,374/239,256.12 = 93,886/x
  3. Step 3: Cross multiply
    173,374x = 239,256.12 × 93,886
  4. Step 4: Simplify right side
    173,374x = 22,462,800,082.32
  5. Step 5: Solve for x
    x = 22,462,800,082.32/173,374
  6. Step 6: Final answer
    x = 129,562.68

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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.