Home / 129,284.22-193,926.35-40,544.87

Finding the Fourth Proportional to 129,284.22, 193,926.35 and 40,544.87

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Solution

The fourth proportional to 129,284.22, 193,926.35 and 40,544.87 is: 60,817.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,284.22 : 193,926.35 = 40,544.87 : x
  2. Step 2: Convert to fraction form
    129,284.22/193,926.35 = 40,544.87/x
  3. Step 3: Cross multiply
    129,284.22x = 193,926.35 × 40,544.87
  4. Step 4: Simplify right side
    129,284.22x = 7,862,717,477.97
  5. Step 5: Solve for x
    x = 7,862,717,477.97/129,284.22
  6. Step 6: Final answer
    x = 60,817.30

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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.