Home / 103,764.30-155,588.85-41,364.30

Finding the Fourth Proportional to 103,764.30, 155,588.85 and 41,364.30

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Solution

The fourth proportional to 103,764.30, 155,588.85 and 41,364.30 is: 62,023.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,764.30 : 155,588.85 = 41,364.30 : x
  2. Step 2: Convert to fraction form
    103,764.30/155,588.85 = 41,364.30/x
  3. Step 3: Cross multiply
    103,764.30x = 155,588.85 × 41,364.30
  4. Step 4: Simplify right side
    103,764.30x = 6,435,823,868.06
  5. Step 5: Solve for x
    x = 6,435,823,868.06/103,764.30
  6. Step 6: Final answer
    x = 62,023.49

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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.