Home / 132,894.03-199,341.05-62,780.43

Finding the Fourth Proportional to 132,894.03, 199,341.05 and 62,780.43

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Solution

The fourth proportional to 132,894.03, 199,341.05 and 62,780.43 is: 94,170.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,894.03 : 199,341.05 = 62,780.43 : x
  2. Step 2: Convert to fraction form
    132,894.03/199,341.05 = 62,780.43/x
  3. Step 3: Cross multiply
    132,894.03x = 199,341.05 × 62,780.43
  4. Step 4: Simplify right side
    132,894.03x = 12,514,716,521.75
  5. Step 5: Solve for x
    x = 12,514,716,521.75/132,894.03
  6. Step 6: Final answer
    x = 94,170.65

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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.