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Finding the Fourth Proportional to 173,456.89, 239,410.52 and 112,922.13

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Solution

The fourth proportional to 173,456.89, 239,410.52 and 112,922.13 is: 155,858.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,456.89 : 239,410.52 = 112,922.13 : x
  2. Step 2: Convert to fraction form
    173,456.89/239,410.52 = 112,922.13/x
  3. Step 3: Cross multiply
    173,456.89x = 239,410.52 × 112,922.13
  4. Step 4: Simplify right side
    173,456.89x = 27,034,745,862.81
  5. Step 5: Solve for x
    x = 27,034,745,862.81/173,456.89
  6. Step 6: Final answer
    x = 155,858.59

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1.5x scale

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.