Home / 67,811.60-101,716.58-32,726.45

Finding the Fourth Proportional to 67,811.60, 101,716.58 and 32,726.45

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Solution

The fourth proportional to 67,811.60, 101,716.58 and 32,726.45 is: 49,089.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,811.60 : 101,716.58 = 32,726.45 : x
  2. Step 2: Convert to fraction form
    67,811.60/101,716.58 = 32,726.45/x
  3. Step 3: Cross multiply
    67,811.60x = 101,716.58 × 32,726.45
  4. Step 4: Simplify right side
    67,811.60x = 3,328,821,897.33
  5. Step 5: Solve for x
    x = 3,328,821,897.33/67,811.60
  6. Step 6: Final answer
    x = 49,089.27

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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.