Home / 141,292.86-194,849.94-92,808.90

Finding the Fourth Proportional to 141,292.86, 194,849.94 and 92,808.90

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Solution

The fourth proportional to 141,292.86, 194,849.94 and 92,808.90 is: 127,988.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,292.86 : 194,849.94 = 92,808.90 : x
  2. Step 2: Convert to fraction form
    141,292.86/194,849.94 = 92,808.90/x
  3. Step 3: Cross multiply
    141,292.86x = 194,849.94 × 92,808.90
  4. Step 4: Simplify right side
    141,292.86x = 18,083,808,596.47
  5. Step 5: Solve for x
    x = 18,083,808,596.47/141,292.86
  6. Step 6: Final answer
    x = 127,988.13

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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.