Home / 49,867.62-74,782.77-21,400.98

Finding the Fourth Proportional to 49,867.62, 74,782.77 and 21,400.98

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Solution

The fourth proportional to 49,867.62, 74,782.77 and 21,400.98 is: 32,093.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,867.62 : 74,782.77 = 21,400.98 : x
  2. Step 2: Convert to fraction form
    49,867.62/74,782.77 = 21,400.98/x
  3. Step 3: Cross multiply
    49,867.62x = 74,782.77 × 21,400.98
  4. Step 4: Simplify right side
    49,867.62x = 1,600,424,565.11
  5. Step 5: Solve for x
    x = 1,600,424,565.11/49,867.62
  6. Step 6: Final answer
    x = 32,093.46

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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.