Home / 106,191.04-146,543.65-57,793.15

Finding the Fourth Proportional to 106,191.04, 146,543.65 and 57,793.15

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Solution

The fourth proportional to 106,191.04, 146,543.65 and 57,793.15 is: 79,754.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,191.04 : 146,543.65 = 57,793.15 : x
  2. Step 2: Convert to fraction form
    106,191.04/146,543.65 = 57,793.15/x
  3. Step 3: Cross multiply
    106,191.04x = 146,543.65 × 57,793.15
  4. Step 4: Simplify right side
    106,191.04x = 8,469,219,146.00
  5. Step 5: Solve for x
    x = 8,469,219,146.00/106,191.04
  6. Step 6: Final answer
    x = 79,754.56

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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.