Home / 98,498.24-135,926.88-53,786.24

Finding the Fourth Proportional to 98,498.24, 135,926.88 and 53,786.24

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Solution

The fourth proportional to 98,498.24, 135,926.88 and 53,786.24 is: 74,224.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,498.24 : 135,926.88 = 53,786.24 : x
  2. Step 2: Convert to fraction form
    98,498.24/135,926.88 = 53,786.24/x
  3. Step 3: Cross multiply
    98,498.24x = 135,926.88 × 53,786.24
  4. Step 4: Simplify right side
    98,498.24x = 7,310,995,790.13
  5. Step 5: Solve for x
    x = 7,310,995,790.13/98,498.24
  6. Step 6: Final answer
    x = 74,224.63

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1.5x scale

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.