Home / 141,874.16-194,366.80-136,556.24

Finding the Fourth Proportional to 141,874.16, 194,366.80 and 136,556.24

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Solution

The fourth proportional to 141,874.16, 194,366.80 and 136,556.24 is: 187,081.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,874.16 : 194,366.80 = 136,556.24 : x
  2. Step 2: Convert to fraction form
    141,874.16/194,366.80 = 136,556.24/x
  3. Step 3: Cross multiply
    141,874.16x = 194,366.80 × 136,556.24
  4. Step 4: Simplify right side
    141,874.16x = 26,541,999,388.83
  5. Step 5: Solve for x
    x = 26,541,999,388.83/141,874.16
  6. Step 6: Final answer
    x = 187,081.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.