Home / 53,016.62-79,523.10-13,574.07

Finding the Fourth Proportional to 53,016.62, 79,523.10 and 13,574.07

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Solution

The fourth proportional to 53,016.62, 79,523.10 and 13,574.07 is: 20,360.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,016.62 : 79,523.10 = 13,574.07 : x
  2. Step 2: Convert to fraction form
    53,016.62/79,523.10 = 13,574.07/x
  3. Step 3: Cross multiply
    53,016.62x = 79,523.10 × 13,574.07
  4. Step 4: Simplify right side
    53,016.62x = 1,079,452,126.02
  5. Step 5: Solve for x
    x = 1,079,452,126.02/53,016.62
  6. Step 6: Final answer
    x = 20,360.64

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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.