Home / 50,557.60-75,829.20-17,279.20

Finding the Fourth Proportional to 50,557.60, 75,829.20 and 17,279.20

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Solution

The fourth proportional to 50,557.60, 75,829.20 and 17,279.20 is: 25,916.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,557.60 : 75,829.20 = 17,279.20 : x
  2. Step 2: Convert to fraction form
    50,557.60/75,829.20 = 17,279.20/x
  3. Step 3: Cross multiply
    50,557.60x = 75,829.20 × 17,279.20
  4. Step 4: Simplify right side
    50,557.60x = 1,310,267,912.64
  5. Step 5: Solve for x
    x = 1,310,267,912.64/50,557.60
  6. Step 6: Final answer
    x = 25,916.34

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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.