Home / 106,538.03-159,765.50-39,941.82

Finding the Fourth Proportional to 106,538.03, 159,765.50 and 39,941.82

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Solution

The fourth proportional to 106,538.03, 159,765.50 and 39,941.82 is: 59,897.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,538.03 : 159,765.50 = 39,941.82 : x
  2. Step 2: Convert to fraction form
    106,538.03/159,765.50 = 39,941.82/x
  3. Step 3: Cross multiply
    106,538.03x = 159,765.50 × 39,941.82
  4. Step 4: Simplify right side
    106,538.03x = 6,381,324,643.50
  5. Step 5: Solve for x
    x = 6,381,324,643.50/106,538.03
  6. Step 6: Final answer
    x = 59,897.16

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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.