Home / 141,070.93-194,677.87-80,642.92

Finding the Fourth Proportional to 141,070.93, 194,677.87 and 80,642.92

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Solution

The fourth proportional to 141,070.93, 194,677.87 and 80,642.92 is: 111,287.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,070.93 : 194,677.87 = 80,642.92 : x
  2. Step 2: Convert to fraction form
    141,070.93/194,677.87 = 80,642.92/x
  3. Step 3: Cross multiply
    141,070.93x = 194,677.87 × 80,642.92
  4. Step 4: Simplify right side
    141,070.93x = 15,699,391,937.92
  5. Step 5: Solve for x
    x = 15,699,391,937.92/141,070.93
  6. Step 6: Final answer
    x = 111,287.22

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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.