Home / 74,217.12-111,302.55-24,286.08

Finding the Fourth Proportional to 74,217.12, 111,302.55 and 24,286.08

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Solution

The fourth proportional to 74,217.12, 111,302.55 and 24,286.08 is: 36,421.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,217.12 : 111,302.55 = 24,286.08 : x
  2. Step 2: Convert to fraction form
    74,217.12/111,302.55 = 24,286.08/x
  3. Step 3: Cross multiply
    74,217.12x = 111,302.55 × 24,286.08
  4. Step 4: Simplify right side
    74,217.12x = 2,703,102,633.50
  5. Step 5: Solve for x
    x = 2,703,102,633.50/74,217.12
  6. Step 6: Final answer
    x = 36,421.55

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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.