Home / 132,064.83-182,306.30-81,085.86

Finding the Fourth Proportional to 132,064.83, 182,306.30 and 81,085.86

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Solution

The fourth proportional to 132,064.83, 182,306.30 and 81,085.86 is: 111,933.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,064.83 : 182,306.30 = 81,085.86 : x
  2. Step 2: Convert to fraction form
    132,064.83/182,306.30 = 81,085.86/x
  3. Step 3: Cross multiply
    132,064.83x = 182,306.30 × 81,085.86
  4. Step 4: Simplify right side
    132,064.83x = 14,782,462,713.49
  5. Step 5: Solve for x
    x = 14,782,462,713.49/132,064.83
  6. Step 6: Final answer
    x = 111,933.38

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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.