Home / 129,500.15-194,263.73-49,537.97

Finding the Fourth Proportional to 129,500.15, 194,263.73 and 49,537.97

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Solution

The fourth proportional to 129,500.15, 194,263.73 and 49,537.97 is: 74,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,500.15 : 194,263.73 = 49,537.97 : x
  2. Step 2: Convert to fraction form
    129,500.15/194,263.73 = 49,537.97/x
  3. Step 3: Cross multiply
    129,500.15x = 194,263.73 × 49,537.97
  4. Step 4: Simplify right side
    129,500.15x = 9,623,429,976.49
  5. Step 5: Solve for x
    x = 9,623,429,976.49/129,500.15
  6. Step 6: Final answer
    x = 74,312.11

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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.