Home / 67,218.68-100,841.85-56,202.35

Finding the Fourth Proportional to 67,218.68, 100,841.85 and 56,202.35

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Solution

The fourth proportional to 67,218.68, 100,841.85 and 56,202.35 is: 84,315.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,218.68 : 100,841.85 = 56,202.35 : x
  2. Step 2: Convert to fraction form
    67,218.68/100,841.85 = 56,202.35/x
  3. Step 3: Cross multiply
    67,218.68x = 100,841.85 × 56,202.35
  4. Step 4: Simplify right side
    67,218.68x = 5,667,548,444.14
  5. Step 5: Solve for x
    x = 5,667,548,444.14/67,218.68
  6. Step 6: Final answer
    x = 84,315.09

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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.