Home / 293,821.80-440,747.10-153,853.80

Finding the Fourth Proportional to 293,821.80, 440,747.10 and 153,853.80

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Solution

The fourth proportional to 293,821.80, 440,747.10 and 153,853.80 is: 230,788.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,821.80 : 440,747.10 = 153,853.80 : x
  2. Step 2: Convert to fraction form
    293,821.80/440,747.10 = 153,853.80/x
  3. Step 3: Cross multiply
    293,821.80x = 440,747.10 × 153,853.80
  4. Step 4: Simplify right side
    293,821.80x = 67,810,616,173.98
  5. Step 5: Solve for x
    x = 67,810,616,173.98/293,821.80
  6. Step 6: Final answer
    x = 230,788.24

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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.