Home / 67,240.08-100,918.44-32,189.76

Finding the Fourth Proportional to 67,240.08, 100,918.44 and 32,189.76

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Solution

The fourth proportional to 67,240.08, 100,918.44 and 32,189.76 is: 48,312.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,240.08 : 100,918.44 = 32,189.76 : x
  2. Step 2: Convert to fraction form
    67,240.08/100,918.44 = 32,189.76/x
  3. Step 3: Cross multiply
    67,240.08x = 100,918.44 × 32,189.76
  4. Step 4: Simplify right side
    67,240.08x = 3,248,540,363.17
  5. Step 5: Solve for x
    x = 3,248,540,363.17/67,240.08
  6. Step 6: Final answer
    x = 48,312.56

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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.