Home / 79,870.12-119,805.18-24,458.92

Finding the Fourth Proportional to 79,870.12, 119,805.18 and 24,458.92

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Solution

The fourth proportional to 79,870.12, 119,805.18 and 24,458.92 is: 36,688.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,870.12 : 119,805.18 = 24,458.92 : x
  2. Step 2: Convert to fraction form
    79,870.12/119,805.18 = 24,458.92/x
  3. Step 3: Cross multiply
    79,870.12x = 119,805.18 × 24,458.92
  4. Step 4: Simplify right side
    79,870.12x = 2,930,305,313.21
  5. Step 5: Solve for x
    x = 2,930,305,313.21/79,870.12
  6. Step 6: Final answer
    x = 36,688.38

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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.