Home / 96,210.12-132,769.68-53,768.76

Finding the Fourth Proportional to 96,210.12, 132,769.68 and 53,768.76

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Solution

The fourth proportional to 96,210.12, 132,769.68 and 53,768.76 is: 74,200.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,210.12 : 132,769.68 = 53,768.76 : x
  2. Step 2: Convert to fraction form
    96,210.12/132,769.68 = 53,768.76/x
  3. Step 3: Cross multiply
    96,210.12x = 132,769.68 × 53,768.76
  4. Step 4: Simplify right side
    96,210.12x = 7,138,861,059.20
  5. Step 5: Solve for x
    x = 7,138,861,059.20/96,210.12
  6. Step 6: Final answer
    x = 74,200.73

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Double scale
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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.