Home / 75,290.35-112,894.27-34,719.82

Finding the Fourth Proportional to 75,290.35, 112,894.27 and 34,719.82

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Solution

The fourth proportional to 75,290.35, 112,894.27 and 34,719.82 is: 52,060.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,290.35 : 112,894.27 = 34,719.82 : x
  2. Step 2: Convert to fraction form
    75,290.35/112,894.27 = 34,719.82/x
  3. Step 3: Cross multiply
    75,290.35x = 112,894.27 × 34,719.82
  4. Step 4: Simplify right side
    75,290.35x = 3,919,668,733.43
  5. Step 5: Solve for x
    x = 3,919,668,733.43/75,290.35
  6. Step 6: Final answer
    x = 52,060.71

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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.