Home / 141,237.47-194,941.66-80,843.13

Finding the Fourth Proportional to 141,237.47, 194,941.66 and 80,843.13

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Solution

The fourth proportional to 141,237.47, 194,941.66 and 80,843.13 is: 111,582.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,237.47 : 194,941.66 = 80,843.13 : x
  2. Step 2: Convert to fraction form
    141,237.47/194,941.66 = 80,843.13/x
  3. Step 3: Cross multiply
    141,237.47x = 194,941.66 × 80,843.13
  4. Step 4: Simplify right side
    141,237.47x = 15,759,693,759.69
  5. Step 5: Solve for x
    x = 15,759,693,759.69/141,237.47
  6. Step 6: Final answer
    x = 111,582.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.