Home / 132,297.03-182,571.17-71,868.13

Finding the Fourth Proportional to 132,297.03, 182,571.17 and 71,868.13

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Solution

The fourth proportional to 132,297.03, 182,571.17 and 71,868.13 is: 99,178.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,297.03 : 182,571.17 = 71,868.13 : x
  2. Step 2: Convert to fraction form
    132,297.03/182,571.17 = 71,868.13/x
  3. Step 3: Cross multiply
    132,297.03x = 182,571.17 × 71,868.13
  4. Step 4: Simplify right side
    132,297.03x = 13,121,047,764.04
  5. Step 5: Solve for x
    x = 13,121,047,764.04/132,297.03
  6. Step 6: Final answer
    x = 99,178.70

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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.