Home / 50,155.65-75,243.32-18,565.99

Finding the Fourth Proportional to 50,155.65, 75,243.32 and 18,565.99

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Solution

The fourth proportional to 50,155.65, 75,243.32 and 18,565.99 is: 27,852.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,155.65 : 75,243.32 = 18,565.99 : x
  2. Step 2: Convert to fraction form
    50,155.65/75,243.32 = 18,565.99/x
  3. Step 3: Cross multiply
    50,155.65x = 75,243.32 × 18,565.99
  4. Step 4: Simplify right side
    50,155.65x = 1,396,966,726.69
  5. Step 5: Solve for x
    x = 1,396,966,726.69/50,155.65
  6. Step 6: Final answer
    x = 27,852.63

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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.