Home / 73,017.60-109,537.68-30,897.92

Finding the Fourth Proportional to 73,017.60, 109,537.68 and 30,897.92

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Solution

The fourth proportional to 73,017.60, 109,537.68 and 30,897.92 is: 46,351.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,017.60 : 109,537.68 = 30,897.92 : x
  2. Step 2: Convert to fraction form
    73,017.60/109,537.68 = 30,897.92/x
  3. Step 3: Cross multiply
    73,017.60x = 109,537.68 × 30,897.92
  4. Step 4: Simplify right side
    73,017.60x = 3,384,486,473.63
  5. Step 5: Solve for x
    x = 3,384,486,473.63/73,017.60
  6. Step 6: Final answer
    x = 46,351.65

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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.