Home / 150,166.20-207,229.38-93,577.80

Finding the Fourth Proportional to 150,166.20, 207,229.38 and 93,577.80

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Solution

The fourth proportional to 150,166.20, 207,229.38 and 93,577.80 is: 129,137.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,166.20 : 207,229.38 = 93,577.80 : x
  2. Step 2: Convert to fraction form
    150,166.20/207,229.38 = 93,577.80/x
  3. Step 3: Cross multiply
    150,166.20x = 207,229.38 × 93,577.80
  4. Step 4: Simplify right side
    150,166.20x = 19,392,069,475.76
  5. Step 5: Solve for x
    x = 19,392,069,475.76/150,166.20
  6. Step 6: Final answer
    x = 129,137.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.