Home / 79,524.13-109,697.54-47,674.53

Finding the Fourth Proportional to 79,524.13, 109,697.54 and 47,674.53

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Solution

The fourth proportional to 79,524.13, 109,697.54 and 47,674.53 is: 65,763.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,524.13 : 109,697.54 = 47,674.53 : x
  2. Step 2: Convert to fraction form
    79,524.13/109,697.54 = 47,674.53/x
  3. Step 3: Cross multiply
    79,524.13x = 109,697.54 × 47,674.53
  4. Step 4: Simplify right side
    79,524.13x = 5,229,778,661.66
  5. Step 5: Solve for x
    x = 5,229,778,661.66/79,524.13
  6. Step 6: Final answer
    x = 65,763.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.