Home / 293,390.91-440,000.10-124,909.29

Finding the Fourth Proportional to 293,390.91, 440,000.10 and 124,909.29

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Solution

The fourth proportional to 293,390.91, 440,000.10 and 124,909.29 is: 187,327.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,390.91 : 440,000.10 = 124,909.29 : x
  2. Step 2: Convert to fraction form
    293,390.91/440,000.10 = 124,909.29/x
  3. Step 3: Cross multiply
    293,390.91x = 440,000.10 × 124,909.29
  4. Step 4: Simplify right side
    293,390.91x = 54,960,100,090.93
  5. Step 5: Solve for x
    x = 54,960,100,090.93/293,390.91
  6. Step 6: Final answer
    x = 187,327.21

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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.