Home / 106,573.15-159,841.55-35,487.72

Finding the Fourth Proportional to 106,573.15, 159,841.55 and 35,487.72

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Solution

The fourth proportional to 106,573.15, 159,841.55 and 35,487.72 is: 53,225.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,573.15 : 159,841.55 = 35,487.72 : x
  2. Step 2: Convert to fraction form
    106,573.15/159,841.55 = 35,487.72/x
  3. Step 3: Cross multiply
    106,573.15x = 159,841.55 × 35,487.72
  4. Step 4: Simplify right side
    106,573.15x = 5,672,412,170.77
  5. Step 5: Solve for x
    x = 5,672,412,170.77/106,573.15
  6. Step 6: Final answer
    x = 53,225.53

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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.