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Finding the Fourth Proportional to 125,955.68, 173,820.50 and 69,371.24

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Solution

The fourth proportional to 125,955.68, 173,820.50 and 69,371.24 is: 95,733.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,955.68 : 173,820.50 = 69,371.24 : x
  2. Step 2: Convert to fraction form
    125,955.68/173,820.50 = 69,371.24/x
  3. Step 3: Cross multiply
    125,955.68x = 173,820.50 × 69,371.24
  4. Step 4: Simplify right side
    125,955.68x = 12,058,143,622.42
  5. Step 5: Solve for x
    x = 12,058,143,622.42/125,955.68
  6. Step 6: Final answer
    x = 95,733.23

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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.