Home / 500,161.76-749,865.32-163,001.08

Finding the Fourth Proportional to 500,161.76, 749,865.32 and 163,001.08

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Solution

The fourth proportional to 500,161.76, 749,865.32 and 163,001.08 is: 244,378.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,161.76 : 749,865.32 = 163,001.08 : x
  2. Step 2: Convert to fraction form
    500,161.76/749,865.32 = 163,001.08/x
  3. Step 3: Cross multiply
    500,161.76x = 749,865.32 × 163,001.08
  4. Step 4: Simplify right side
    500,161.76x = 122,228,857,014.55
  5. Step 5: Solve for x
    x = 122,228,857,014.55/500,161.76
  6. Step 6: Final answer
    x = 244,378.65

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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.