Home / 50,083.72-75,129.49-14,545.63

Finding the Fourth Proportional to 50,083.72, 75,129.49 and 14,545.63

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Solution

The fourth proportional to 50,083.72, 75,129.49 and 14,545.63 is: 21,819.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,083.72 : 75,129.49 = 14,545.63 : x
  2. Step 2: Convert to fraction form
    50,083.72/75,129.49 = 14,545.63/x
  3. Step 3: Cross multiply
    50,083.72x = 75,129.49 × 14,545.63
  4. Step 4: Simplify right side
    50,083.72x = 1,092,805,763.63
  5. Step 5: Solve for x
    x = 1,092,805,763.63/50,083.72
  6. Step 6: Final answer
    x = 21,819.58

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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.