Home / 172,318.29-258,478.71-59,998.33

Finding the Fourth Proportional to 172,318.29, 258,478.71 and 59,998.33

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Solution

The fourth proportional to 172,318.29, 258,478.71 and 59,998.33 is: 89,997.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,318.29 : 258,478.71 = 59,998.33 : x
  2. Step 2: Convert to fraction form
    172,318.29/258,478.71 = 59,998.33/x
  3. Step 3: Cross multiply
    172,318.29x = 258,478.71 × 59,998.33
  4. Step 4: Simplify right side
    172,318.29x = 15,508,290,940.55
  5. Step 5: Solve for x
    x = 15,508,290,940.55/172,318.29
  6. Step 6: Final answer
    x = 89,997.94

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1.5x scale

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.