Home / 41,135.87-61,667.69-19,777.91

Finding the Fourth Proportional to 41,135.87, 61,667.69 and 19,777.91

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Solution

The fourth proportional to 41,135.87, 61,667.69 and 19,777.91 is: 29,649.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,135.87 : 61,667.69 = 19,777.91 : x
  2. Step 2: Convert to fraction form
    41,135.87/61,667.69 = 19,777.91/x
  3. Step 3: Cross multiply
    41,135.87x = 61,667.69 × 19,777.91
  4. Step 4: Simplify right side
    41,135.87x = 1,219,657,923.84
  5. Step 5: Solve for x
    x = 1,219,657,923.84/41,135.87
  6. Step 6: Final answer
    x = 29,649.50

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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.