Home / 308,224.48-425,346.46-170,402.82

Finding the Fourth Proportional to 308,224.48, 425,346.46 and 170,402.82

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Solution

The fourth proportional to 308,224.48, 425,346.46 and 170,402.82 is: 235,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,224.48 : 425,346.46 = 170,402.82 : x
  2. Step 2: Convert to fraction form
    308,224.48/425,346.46 = 170,402.82/x
  3. Step 3: Cross multiply
    308,224.48x = 425,346.46 × 170,402.82
  4. Step 4: Simplify right side
    308,224.48x = 72,480,234,878.97
  5. Step 5: Solve for x
    x = 72,480,234,878.97/308,224.48
  6. Step 6: Final answer
    x = 235,154.05

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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.