Home / 50,239.74-75,372.17-18,658.81

Finding the Fourth Proportional to 50,239.74, 75,372.17 and 18,658.81

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Solution

The fourth proportional to 50,239.74, 75,372.17 and 18,658.81 is: 27,992.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,239.74 : 75,372.17 = 18,658.81 : x
  2. Step 2: Convert to fraction form
    50,239.74/75,372.17 = 18,658.81/x
  3. Step 3: Cross multiply
    50,239.74x = 75,372.17 × 18,658.81
  4. Step 4: Simplify right side
    50,239.74x = 1,406,354,681.23
  5. Step 5: Solve for x
    x = 1,406,354,681.23/50,239.74
  6. Step 6: Final answer
    x = 27,992.87

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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.