Home / 141,857.30-212,836.77-60,770.31

Finding the Fourth Proportional to 141,857.30, 212,836.77 and 60,770.31

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Solution

The fourth proportional to 141,857.30, 212,836.77 and 60,770.31 is: 91,177.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,857.30 : 212,836.77 = 60,770.31 : x
  2. Step 2: Convert to fraction form
    141,857.30/212,836.77 = 60,770.31/x
  3. Step 3: Cross multiply
    141,857.30x = 212,836.77 × 60,770.31
  4. Step 4: Simplify right side
    141,857.30x = 12,934,156,292.76
  5. Step 5: Solve for x
    x = 12,934,156,292.76/141,857.30
  6. Step 6: Final answer
    x = 91,177.23

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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.