Home / 195,810.72-293,847.32-125,739.24

Finding the Fourth Proportional to 195,810.72, 293,847.32 and 125,739.24

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Solution

The fourth proportional to 195,810.72, 293,847.32 and 125,739.24 is: 188,693.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,810.72 : 293,847.32 = 125,739.24 : x
  2. Step 2: Convert to fraction form
    195,810.72/293,847.32 = 125,739.24/x
  3. Step 3: Cross multiply
    195,810.72x = 293,847.32 × 125,739.24
  4. Step 4: Simplify right side
    195,810.72x = 36,948,138,064.14
  5. Step 5: Solve for x
    x = 36,948,138,064.14/195,810.72
  6. Step 6: Final answer
    x = 188,693.13

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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.