Home / 40,265.99-55,548.85-25,920.68

Finding the Fourth Proportional to 40,265.99, 55,548.85 and 25,920.68

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Solution

The fourth proportional to 40,265.99, 55,548.85 and 25,920.68 is: 35,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,265.99 : 55,548.85 = 25,920.68 : x
  2. Step 2: Convert to fraction form
    40,265.99/55,548.85 = 25,920.68/x
  3. Step 3: Cross multiply
    40,265.99x = 55,548.85 × 25,920.68
  4. Step 4: Simplify right side
    40,265.99x = 1,439,863,557.87
  5. Step 5: Solve for x
    x = 1,439,863,557.87/40,265.99
  6. Step 6: Final answer
    x = 35,758.80

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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.