Home / 53,254.39-79,883.61-17,718.88

Finding the Fourth Proportional to 53,254.39, 79,883.61 and 17,718.88

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Solution

The fourth proportional to 53,254.39, 79,883.61 and 17,718.88 is: 26,578.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,254.39 : 79,883.61 = 17,718.88 : x
  2. Step 2: Convert to fraction form
    53,254.39/79,883.61 = 17,718.88/x
  3. Step 3: Cross multiply
    53,254.39x = 79,883.61 × 17,718.88
  4. Step 4: Simplify right side
    53,254.39x = 1,415,448,099.56
  5. Step 5: Solve for x
    x = 1,415,448,099.56/53,254.39
  6. Step 6: Final answer
    x = 26,578.99

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1.5x scale

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.