Home / 293,589.76-440,271.96-125,003.20

Finding the Fourth Proportional to 293,589.76, 440,271.96 and 125,003.20

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Solution

The fourth proportional to 293,589.76, 440,271.96 and 125,003.20 is: 187,456.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,589.76 : 440,271.96 = 125,003.20 : x
  2. Step 2: Convert to fraction form
    293,589.76/440,271.96 = 125,003.20/x
  3. Step 3: Cross multiply
    293,589.76x = 440,271.96 × 125,003.20
  4. Step 4: Simplify right side
    293,589.76x = 55,035,403,870.27
  5. Step 5: Solve for x
    x = 55,035,403,870.27/293,589.76
  6. Step 6: Final answer
    x = 187,456.82

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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.