Home / 185,840.44-278,760.72-45,599.06

Finding the Fourth Proportional to 185,840.44, 278,760.72 and 45,599.06

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Solution

The fourth proportional to 185,840.44, 278,760.72 and 45,599.06 is: 68,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,840.44 : 278,760.72 = 45,599.06 : x
  2. Step 2: Convert to fraction form
    185,840.44/278,760.72 = 45,599.06/x
  3. Step 3: Cross multiply
    185,840.44x = 278,760.72 × 45,599.06
  4. Step 4: Simplify right side
    185,840.44x = 12,711,226,796.92
  5. Step 5: Solve for x
    x = 12,711,226,796.92/185,840.44
  6. Step 6: Final answer
    x = 68,398.60

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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.