Home / 132,934.23-199,297.67-66,340.89

Finding the Fourth Proportional to 132,934.23, 199,297.67 and 66,340.89

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Solution

The fourth proportional to 132,934.23, 199,297.67 and 66,340.89 is: 99,459.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,934.23 : 199,297.67 = 66,340.89 : x
  2. Step 2: Convert to fraction form
    132,934.23/199,297.67 = 66,340.89/x
  3. Step 3: Cross multiply
    132,934.23x = 199,297.67 × 66,340.89
  4. Step 4: Simplify right side
    132,934.23x = 13,221,584,471.02
  5. Step 5: Solve for x
    x = 13,221,584,471.02/132,934.23
  6. Step 6: Final answer
    x = 99,459.59

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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.