Home / 52,859.06-79,288.39-13,416.02

Finding the Fourth Proportional to 52,859.06, 79,288.39 and 13,416.02

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Solution

The fourth proportional to 52,859.06, 79,288.39 and 13,416.02 is: 20,123.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,859.06 : 79,288.39 = 13,416.02 : x
  2. Step 2: Convert to fraction form
    52,859.06/79,288.39 = 13,416.02/x
  3. Step 3: Cross multiply
    52,859.06x = 79,288.39 × 13,416.02
  4. Step 4: Simplify right side
    52,859.06x = 1,063,734,626.01
  5. Step 5: Solve for x
    x = 1,063,734,626.01/52,859.06
  6. Step 6: Final answer
    x = 20,123.98

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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.