Home / 103,559.29-155,371.56-36,997.95

Finding the Fourth Proportional to 103,559.29, 155,371.56 and 36,997.95

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Solution

The fourth proportional to 103,559.29, 155,371.56 and 36,997.95 is: 55,508.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,559.29 : 155,371.56 = 36,997.95 : x
  2. Step 2: Convert to fraction form
    103,559.29/155,371.56 = 36,997.95/x
  3. Step 3: Cross multiply
    103,559.29x = 155,371.56 × 36,997.95
  4. Step 4: Simplify right side
    103,559.29x = 5,748,429,208.30
  5. Step 5: Solve for x
    x = 5,748,429,208.30/103,559.29
  6. Step 6: Final answer
    x = 55,508.58

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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.