Home / 150,211.44-207,277.58-89,770.04

Finding the Fourth Proportional to 150,211.44, 207,277.58 and 89,770.04

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Solution

The fourth proportional to 150,211.44, 207,277.58 and 89,770.04 is: 123,874.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,211.44 : 207,277.58 = 89,770.04 : x
  2. Step 2: Convert to fraction form
    150,211.44/207,277.58 = 89,770.04/x
  3. Step 3: Cross multiply
    150,211.44x = 207,277.58 × 89,770.04
  4. Step 4: Simplify right side
    150,211.44x = 18,607,316,647.70
  5. Step 5: Solve for x
    x = 18,607,316,647.70/150,211.44
  6. Step 6: Final answer
    x = 123,874.16

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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.