Home / 293,729.28-440,587.72-158,857.66

Finding the Fourth Proportional to 293,729.28, 440,587.72 and 158,857.66

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Solution

The fourth proportional to 293,729.28, 440,587.72 and 158,857.66 is: 238,283.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,729.28 : 440,587.72 = 158,857.66 : x
  2. Step 2: Convert to fraction form
    293,729.28/440,587.72 = 158,857.66/x
  3. Step 3: Cross multiply
    293,729.28x = 440,587.72 × 158,857.66
  4. Step 4: Simplify right side
    293,729.28x = 69,990,734,223.94
  5. Step 5: Solve for x
    x = 69,990,734,223.94/293,729.28
  6. Step 6: Final answer
    x = 238,283.14

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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.