Home / 106,495.28-159,767.53-31,613.77

Finding the Fourth Proportional to 106,495.28, 159,767.53 and 31,613.77

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Solution

The fourth proportional to 106,495.28, 159,767.53 and 31,613.77 is: 47,427.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,495.28 : 159,767.53 = 31,613.77 : x
  2. Step 2: Convert to fraction form
    106,495.28/159,767.53 = 31,613.77/x
  3. Step 3: Cross multiply
    106,495.28x = 159,767.53 × 31,613.77
  4. Step 4: Simplify right side
    106,495.28x = 5,050,853,573.76
  5. Step 5: Solve for x
    x = 5,050,853,573.76/106,495.28
  6. Step 6: Final answer
    x = 47,427.96

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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.