Home / 161,914.68-223,332.66-140,657.04

Finding the Fourth Proportional to 161,914.68, 223,332.66 and 140,657.04

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Solution

The fourth proportional to 161,914.68, 223,332.66 and 140,657.04 is: 194,011.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,914.68 : 223,332.66 = 140,657.04 : x
  2. Step 2: Convert to fraction form
    161,914.68/223,332.66 = 140,657.04/x
  3. Step 3: Cross multiply
    161,914.68x = 223,332.66 × 140,657.04
  4. Step 4: Simplify right side
    161,914.68x = 31,413,310,890.93
  5. Step 5: Solve for x
    x = 31,413,310,890.93/161,914.68
  6. Step 6: Final answer
    x = 194,011.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.