Home / 185,034.40-255,353.66-113,400.58

Finding the Fourth Proportional to 185,034.40, 255,353.66 and 113,400.58

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Solution

The fourth proportional to 185,034.40, 255,353.66 and 113,400.58 is: 156,496.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,034.40 : 255,353.66 = 113,400.58 : x
  2. Step 2: Convert to fraction form
    185,034.40/255,353.66 = 113,400.58/x
  3. Step 3: Cross multiply
    185,034.40x = 255,353.66 × 113,400.58
  4. Step 4: Simplify right side
    185,034.40x = 28,957,251,305.35
  5. Step 5: Solve for x
    x = 28,957,251,305.35/185,034.40
  6. Step 6: Final answer
    x = 156,496.59

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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.