Home / 58,251.96-80,355.24-40,357.44

Finding the Fourth Proportional to 58,251.96, 80,355.24 and 40,357.44

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Solution

The fourth proportional to 58,251.96, 80,355.24 and 40,357.44 is: 55,670.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,251.96 : 80,355.24 = 40,357.44 : x
  2. Step 2: Convert to fraction form
    58,251.96/80,355.24 = 40,357.44/x
  3. Step 3: Cross multiply
    58,251.96x = 80,355.24 × 40,357.44
  4. Step 4: Simplify right side
    58,251.96x = 3,242,931,776.99
  5. Step 5: Solve for x
    x = 3,242,931,776.99/58,251.96
  6. Step 6: Final answer
    x = 55,670.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.