Home / 185,766.08-256,199.28-125,327.12

Finding the Fourth Proportional to 185,766.08, 256,199.28 and 125,327.12

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Solution

The fourth proportional to 185,766.08, 256,199.28 and 125,327.12 is: 172,844.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,766.08 : 256,199.28 = 125,327.12 : x
  2. Step 2: Convert to fraction form
    185,766.08/256,199.28 = 125,327.12/x
  3. Step 3: Cross multiply
    185,766.08x = 256,199.28 × 125,327.12
  4. Step 4: Simplify right side
    185,766.08x = 32,108,717,908.47
  5. Step 5: Solve for x
    x = 32,108,717,908.47/185,766.08
  6. Step 6: Final answer
    x = 172,844.89

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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.