Home / 129,264.27-193,896.09-61,590.89

Finding the Fourth Proportional to 129,264.27, 193,896.09 and 61,590.89

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Solution

The fourth proportional to 129,264.27, 193,896.09 and 61,590.89 is: 92,386.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,264.27 : 193,896.09 = 61,590.89 : x
  2. Step 2: Convert to fraction form
    129,264.27/193,896.09 = 61,590.89/x
  3. Step 3: Cross multiply
    129,264.27x = 193,896.09 × 61,590.89
  4. Step 4: Simplify right side
    129,264.27x = 11,942,231,781.14
  5. Step 5: Solve for x
    x = 11,942,231,781.14/129,264.27
  6. Step 6: Final answer
    x = 92,386.18

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1.5x scale

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.