Home / 125,563.08-188,344.96-30,793.72

Finding the Fourth Proportional to 125,563.08, 188,344.96 and 30,793.72

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Solution

The fourth proportional to 125,563.08, 188,344.96 and 30,793.72 is: 46,190.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,563.08 : 188,344.96 = 30,793.72 : x
  2. Step 2: Convert to fraction form
    125,563.08/188,344.96 = 30,793.72/x
  3. Step 3: Cross multiply
    125,563.08x = 188,344.96 × 30,793.72
  4. Step 4: Simplify right side
    125,563.08x = 5,799,841,961.65
  5. Step 5: Solve for x
    x = 5,799,841,961.65/125,563.08
  6. Step 6: Final answer
    x = 46,190.66

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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.