Home / 52,717.36-79,070.16-13,274.48

Finding the Fourth Proportional to 52,717.36, 79,070.16 and 13,274.48

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Solution

The fourth proportional to 52,717.36, 79,070.16 and 13,274.48 is: 19,910.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,717.36 : 79,070.16 = 13,274.48 : x
  2. Step 2: Convert to fraction form
    52,717.36/79,070.16 = 13,274.48/x
  3. Step 3: Cross multiply
    52,717.36x = 79,070.16 × 13,274.48
  4. Step 4: Simplify right side
    52,717.36x = 1,049,615,257.52
  5. Step 5: Solve for x
    x = 1,049,615,257.52/52,717.36
  6. Step 6: Final answer
    x = 19,910.24

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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.