Home / 185,723.74-256,304.01-109,248.40

Finding the Fourth Proportional to 185,723.74, 256,304.01 and 109,248.40

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Solution

The fourth proportional to 185,723.74, 256,304.01 and 109,248.40 is: 150,765.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,723.74 : 256,304.01 = 109,248.40 : x
  2. Step 2: Convert to fraction form
    185,723.74/256,304.01 = 109,248.40/x
  3. Step 3: Cross multiply
    185,723.74x = 256,304.01 × 109,248.40
  4. Step 4: Simplify right side
    185,723.74x = 28,000,803,006.08
  5. Step 5: Solve for x
    x = 28,000,803,006.08/185,723.74
  6. Step 6: Final answer
    x = 150,765.88

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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.