Home / 168,579.30-252,868.95-89,847.30

Finding the Fourth Proportional to 168,579.30, 252,868.95 and 89,847.30

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Solution

The fourth proportional to 168,579.30, 252,868.95 and 89,847.30 is: 134,770.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,579.30 : 252,868.95 = 89,847.30 : x
  2. Step 2: Convert to fraction form
    168,579.30/252,868.95 = 89,847.30/x
  3. Step 3: Cross multiply
    168,579.30x = 252,868.95 × 89,847.30
  4. Step 4: Simplify right side
    168,579.30x = 22,719,592,411.34
  5. Step 5: Solve for x
    x = 22,719,592,411.34/168,579.30
  6. Step 6: Final answer
    x = 134,770.95

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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.