Home / 233,431.90-349,744.65-108,516.70

Finding the Fourth Proportional to 233,431.90, 349,744.65 and 108,516.70

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Solution

The fourth proportional to 233,431.90, 349,744.65 and 108,516.70 is: 162,587.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,431.90 : 349,744.65 = 108,516.70 : x
  2. Step 2: Convert to fraction form
    233,431.90/349,744.65 = 108,516.70/x
  3. Step 3: Cross multiply
    233,431.90x = 349,744.65 × 108,516.70
  4. Step 4: Simplify right side
    233,431.90x = 37,953,135,260.66
  5. Step 5: Solve for x
    x = 37,953,135,260.66/233,431.90
  6. Step 6: Final answer
    x = 162,587.61

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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.