Home / 106,343.24-159,588.50-42,294.82

Finding the Fourth Proportional to 106,343.24, 159,588.50 and 42,294.82

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Solution

The fourth proportional to 106,343.24, 159,588.50 and 42,294.82 is: 63,471.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,343.24 : 159,588.50 = 42,294.82 : x
  2. Step 2: Convert to fraction form
    106,343.24/159,588.50 = 42,294.82/x
  3. Step 3: Cross multiply
    106,343.24x = 159,588.50 × 42,294.82
  4. Step 4: Simplify right side
    106,343.24x = 6,749,766,881.57
  5. Step 5: Solve for x
    x = 6,749,766,881.57/106,343.24
  6. Step 6: Final answer
    x = 63,471.52

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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.