Home / 100,331.28-150,495.39-24,430.53

Finding the Fourth Proportional to 100,331.28, 150,495.39 and 24,430.53

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Solution

The fourth proportional to 100,331.28, 150,495.39 and 24,430.53 is: 36,645.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,331.28 : 150,495.39 = 24,430.53 : x
  2. Step 2: Convert to fraction form
    100,331.28/150,495.39 = 24,430.53/x
  3. Step 3: Cross multiply
    100,331.28x = 150,495.39 × 24,430.53
  4. Step 4: Simplify right side
    100,331.28x = 3,676,682,140.26
  5. Step 5: Solve for x
    x = 3,676,682,140.26/100,331.28
  6. Step 6: Final answer
    x = 36,645.42

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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.