Home / 185,549.32-278,335.22-52,439.54

Finding the Fourth Proportional to 185,549.32, 278,335.22 and 52,439.54

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Solution

The fourth proportional to 185,549.32, 278,335.22 and 52,439.54 is: 78,662.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,549.32 : 278,335.22 = 52,439.54 : x
  2. Step 2: Convert to fraction form
    185,549.32/278,335.22 = 52,439.54/x
  3. Step 3: Cross multiply
    185,549.32x = 278,335.22 × 52,439.54
  4. Step 4: Simplify right side
    185,549.32x = 14,595,770,902.60
  5. Step 5: Solve for x
    x = 14,595,770,902.60/185,549.32
  6. Step 6: Final answer
    x = 78,662.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.