Home / 40,200.96-60,304.34-10,618.41

Finding the Fourth Proportional to 40,200.96, 60,304.34 and 10,618.41

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Solution

The fourth proportional to 40,200.96, 60,304.34 and 10,618.41 is: 15,928.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,200.96 : 60,304.34 = 10,618.41 : x
  2. Step 2: Convert to fraction form
    40,200.96/60,304.34 = 10,618.41/x
  3. Step 3: Cross multiply
    40,200.96x = 60,304.34 × 10,618.41
  4. Step 4: Simplify right side
    40,200.96x = 640,335,967.49
  5. Step 5: Solve for x
    x = 640,335,967.49/40,200.96
  6. Step 6: Final answer
    x = 15,928.38

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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.