Home / 56,819.17-85,241.07-21,758.83

Finding the Fourth Proportional to 56,819.17, 85,241.07 and 21,758.83

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Solution

The fourth proportional to 56,819.17, 85,241.07 and 21,758.83 is: 32,642.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,819.17 : 85,241.07 = 21,758.83 : x
  2. Step 2: Convert to fraction form
    56,819.17/85,241.07 = 21,758.83/x
  3. Step 3: Cross multiply
    56,819.17x = 85,241.07 × 21,758.83
  4. Step 4: Simplify right side
    56,819.17x = 1,854,745,842.35
  5. Step 5: Solve for x
    x = 1,854,745,842.35/56,819.17
  6. Step 6: Final answer
    x = 32,642.96

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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.