Home / 69,015.21-95,234.40-40,341.58

Finding the Fourth Proportional to 69,015.21, 95,234.40 and 40,341.58

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Solution

The fourth proportional to 69,015.21, 95,234.40 and 40,341.58 is: 55,667.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,015.21 : 95,234.40 = 40,341.58 : x
  2. Step 2: Convert to fraction form
    69,015.21/95,234.40 = 40,341.58/x
  3. Step 3: Cross multiply
    69,015.21x = 95,234.40 × 40,341.58
  4. Step 4: Simplify right side
    69,015.21x = 3,841,906,166.35
  5. Step 5: Solve for x
    x = 3,841,906,166.35/69,015.21
  6. Step 6: Final answer
    x = 55,667.53

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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.