Home / 129,296.24-193,944.40-40,557.52

Finding the Fourth Proportional to 129,296.24, 193,944.40 and 40,557.52

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Solution

The fourth proportional to 129,296.24, 193,944.40 and 40,557.52 is: 60,836.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,296.24 : 193,944.40 = 40,557.52 : x
  2. Step 2: Convert to fraction form
    129,296.24/193,944.40 = 40,557.52/x
  3. Step 3: Cross multiply
    129,296.24x = 193,944.40 × 40,557.52
  4. Step 4: Simplify right side
    129,296.24x = 7,865,903,881.89
  5. Step 5: Solve for x
    x = 7,865,903,881.89/129,296.24
  6. Step 6: Final answer
    x = 60,836.29

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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.