Home / 182,660.80-252,073.51-100,987.74

Finding the Fourth Proportional to 182,660.80, 252,073.51 and 100,987.74

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Solution

The fourth proportional to 182,660.80, 252,073.51 and 100,987.74 is: 139,363.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,660.80 : 252,073.51 = 100,987.74 : x
  2. Step 2: Convert to fraction form
    182,660.80/252,073.51 = 100,987.74/x
  3. Step 3: Cross multiply
    182,660.80x = 252,073.51 × 100,987.74
  4. Step 4: Simplify right side
    182,660.80x = 25,456,334,580.48
  5. Step 5: Solve for x
    x = 25,456,334,580.48/182,660.80
  6. Step 6: Final answer
    x = 139,363.97

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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.