Home / 50,265.20-75,268.20-39,897.20

Finding the Fourth Proportional to 50,265.20, 75,268.20 and 39,897.20

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Solution

The fourth proportional to 50,265.20, 75,268.20 and 39,897.20 is: 59,742.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,265.20 : 75,268.20 = 39,897.20 : x
  2. Step 2: Convert to fraction form
    50,265.20/75,268.20 = 39,897.20/x
  3. Step 3: Cross multiply
    50,265.20x = 75,268.20 × 39,897.20
  4. Step 4: Simplify right side
    50,265.20x = 3,002,990,429.04
  5. Step 5: Solve for x
    x = 3,002,990,429.04/50,265.20
  6. Step 6: Final answer
    x = 59,742.93

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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.