Home / 50,220.78-75,342.69-15,160.74

Finding the Fourth Proportional to 50,220.78, 75,342.69 and 15,160.74

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Solution

The fourth proportional to 50,220.78, 75,342.69 and 15,160.74 is: 22,744.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,220.78 : 75,342.69 = 15,160.74 : x
  2. Step 2: Convert to fraction form
    50,220.78/75,342.69 = 15,160.74/x
  3. Step 3: Cross multiply
    50,220.78x = 75,342.69 × 15,160.74
  4. Step 4: Simplify right side
    50,220.78x = 1,142,250,933.99
  5. Step 5: Solve for x
    x = 1,142,250,933.99/50,220.78
  6. Step 6: Final answer
    x = 22,744.59

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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.