Home / 72,155.14-108,234.16-24,769.94

Finding the Fourth Proportional to 72,155.14, 108,234.16 and 24,769.94

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Solution

The fourth proportional to 72,155.14, 108,234.16 and 24,769.94 is: 37,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,155.14 : 108,234.16 = 24,769.94 : x
  2. Step 2: Convert to fraction form
    72,155.14/108,234.16 = 24,769.94/x
  3. Step 3: Cross multiply
    72,155.14x = 108,234.16 × 24,769.94
  4. Step 4: Simplify right side
    72,155.14x = 2,680,953,046.05
  5. Step 5: Solve for x
    x = 2,680,953,046.05/72,155.14
  6. Step 6: Final answer
    x = 37,155.40

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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.