Home / 168,000.10-252,194.55-96,979.30

Finding the Fourth Proportional to 168,000.10, 252,194.55 and 96,979.30

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Solution

The fourth proportional to 168,000.10, 252,194.55 and 96,979.30 is: 145,581.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,000.10 : 252,194.55 = 96,979.30 : x
  2. Step 2: Convert to fraction form
    168,000.10/252,194.55 = 96,979.30/x
  3. Step 3: Cross multiply
    168,000.10x = 252,194.55 × 96,979.30
  4. Step 4: Simplify right side
    168,000.10x = 24,457,650,922.82
  5. Step 5: Solve for x
    x = 24,457,650,922.82/168,000.10
  6. Step 6: Final answer
    x = 145,581.17

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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.