Home / 98,511.26-135,937.44-58,226.72

Finding the Fourth Proportional to 98,511.26, 135,937.44 and 58,226.72

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Solution

The fourth proportional to 98,511.26, 135,937.44 and 58,226.72 is: 80,348.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,511.26 : 135,937.44 = 58,226.72 : x
  2. Step 2: Convert to fraction form
    98,511.26/135,937.44 = 58,226.72/x
  3. Step 3: Cross multiply
    98,511.26x = 135,937.44 × 58,226.72
  4. Step 4: Simplify right side
    98,511.26x = 7,915,190,576.71
  5. Step 5: Solve for x
    x = 7,915,190,576.71/98,511.26
  6. Step 6: Final answer
    x = 80,348.08

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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.