Home / 124,163.43-171,346.29-67,575.39

Finding the Fourth Proportional to 124,163.43, 171,346.29 and 67,575.39

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Solution

The fourth proportional to 124,163.43, 171,346.29 and 67,575.39 is: 93,254.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,163.43 : 171,346.29 = 67,575.39 : x
  2. Step 2: Convert to fraction form
    124,163.43/171,346.29 = 67,575.39/x
  3. Step 3: Cross multiply
    124,163.43x = 171,346.29 × 67,575.39
  4. Step 4: Simplify right side
    124,163.43x = 11,578,792,371.80
  5. Step 5: Solve for x
    x = 11,578,792,371.80/124,163.43
  6. Step 6: Final answer
    x = 93,254.45

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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.