Home / 60,512.85-90,769.28-38,424.15

Finding the Fourth Proportional to 60,512.85, 90,769.28 and 38,424.15

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Solution

The fourth proportional to 60,512.85, 90,769.28 and 38,424.15 is: 57,636.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,512.85 : 90,769.28 = 38,424.15 : x
  2. Step 2: Convert to fraction form
    60,512.85/90,769.28 = 38,424.15/x
  3. Step 3: Cross multiply
    60,512.85x = 90,769.28 × 38,424.15
  4. Step 4: Simplify right side
    60,512.85x = 3,487,732,237.99
  5. Step 5: Solve for x
    x = 3,487,732,237.99/60,512.85
  6. Step 6: Final answer
    x = 57,636.23

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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.