Home / 129,236.40-193,788.98-59,055.57

Finding the Fourth Proportional to 129,236.40, 193,788.98 and 59,055.57

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Solution

The fourth proportional to 129,236.40, 193,788.98 and 59,055.57 is: 88,553.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,236.40 : 193,788.98 = 59,055.57 : x
  2. Step 2: Convert to fraction form
    129,236.40/193,788.98 = 59,055.57/x
  3. Step 3: Cross multiply
    129,236.40x = 193,788.98 × 59,055.57
  4. Step 4: Simplify right side
    129,236.40x = 11,444,318,378.34
  5. Step 5: Solve for x
    x = 11,444,318,378.34/129,236.40
  6. Step 6: Final answer
    x = 88,553.37

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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.