Home / 179,520.12-247,723.20-104,073.48

Finding the Fourth Proportional to 179,520.12, 247,723.20 and 104,073.48

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Solution

The fourth proportional to 179,520.12, 247,723.20 and 104,073.48 is: 143,612.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,520.12 : 247,723.20 = 104,073.48 : x
  2. Step 2: Convert to fraction form
    179,520.12/247,723.20 = 104,073.48/x
  3. Step 3: Cross multiply
    179,520.12x = 247,723.20 × 104,073.48
  4. Step 4: Simplify right side
    179,520.12x = 25,781,415,500.74
  5. Step 5: Solve for x
    x = 25,781,415,500.74/179,520.12
  6. Step 6: Final answer
    x = 143,612.96

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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.