Home / 115,595.59-173,396.98-31,355.43

Finding the Fourth Proportional to 115,595.59, 173,396.98 and 31,355.43

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Solution

The fourth proportional to 115,595.59, 173,396.98 and 31,355.43 is: 47,034.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,595.59 : 173,396.98 = 31,355.43 : x
  2. Step 2: Convert to fraction form
    115,595.59/173,396.98 = 31,355.43/x
  3. Step 3: Cross multiply
    115,595.59x = 173,396.98 × 31,355.43
  4. Step 4: Simplify right side
    115,595.59x = 5,436,936,657.05
  5. Step 5: Solve for x
    x = 5,436,936,657.05/115,595.59
  6. Step 6: Final answer
    x = 47,034.12

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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.