Home / 344,145.18-516,217.77-107,506.52

Finding the Fourth Proportional to 344,145.18, 516,217.77 and 107,506.52

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Solution

The fourth proportional to 344,145.18, 516,217.77 and 107,506.52 is: 161,259.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,145.18 : 516,217.77 = 107,506.52 : x
  2. Step 2: Convert to fraction form
    344,145.18/516,217.77 = 107,506.52/x
  3. Step 3: Cross multiply
    344,145.18x = 516,217.77 × 107,506.52
  4. Step 4: Simplify right side
    344,145.18x = 55,496,773,433.77
  5. Step 5: Solve for x
    x = 55,496,773,433.77/344,145.18
  6. Step 6: Final answer
    x = 161,259.77

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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.