Home / 129,235.61-193,853.54-40,496.04

Finding the Fourth Proportional to 129,235.61, 193,853.54 and 40,496.04

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Solution

The fourth proportional to 129,235.61, 193,853.54 and 40,496.04 is: 60,744.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,235.61 : 193,853.54 = 40,496.04 : x
  2. Step 2: Convert to fraction form
    129,235.61/193,853.54 = 40,496.04/x
  3. Step 3: Cross multiply
    129,235.61x = 193,853.54 × 40,496.04
  4. Step 4: Simplify right side
    129,235.61x = 7,850,300,709.98
  5. Step 5: Solve for x
    x = 7,850,300,709.98/129,235.61
  6. Step 6: Final answer
    x = 60,744.10

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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.