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Finding the Fourth Proportional to 185,060.64, 255,337.74 and 108,586.92

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Solution

The fourth proportional to 185,060.64, 255,337.74 and 108,586.92 is: 149,822.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,060.64 : 255,337.74 = 108,586.92 : x
  2. Step 2: Convert to fraction form
    185,060.64/255,337.74 = 108,586.92/x
  3. Step 3: Cross multiply
    185,060.64x = 255,337.74 × 108,586.92
  4. Step 4: Simplify right side
    185,060.64x = 27,726,338,746.36
  5. Step 5: Solve for x
    x = 27,726,338,746.36/185,060.64
  6. Step 6: Final answer
    x = 149,822.99

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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.