Home / 129,244.28-193,866.48-40,504.69

Finding the Fourth Proportional to 129,244.28, 193,866.48 and 40,504.69

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Solution

The fourth proportional to 129,244.28, 193,866.48 and 40,504.69 is: 60,757.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,244.28 : 193,866.48 = 40,504.69 : x
  2. Step 2: Convert to fraction form
    129,244.28/193,866.48 = 40,504.69/x
  3. Step 3: Cross multiply
    129,244.28x = 193,866.48 × 40,504.69
  4. Step 4: Simplify right side
    129,244.28x = 7,852,501,916.12
  5. Step 5: Solve for x
    x = 7,852,501,916.12/129,244.28
  6. Step 6: Final answer
    x = 60,757.06

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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.