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Finding the Fourth Proportional to 174,689.94, 241,047.81 and 98,198.22

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Solution

The fourth proportional to 174,689.94, 241,047.81 and 98,198.22 is: 135,499.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,689.94 : 241,047.81 = 98,198.22 : x
  2. Step 2: Convert to fraction form
    174,689.94/241,047.81 = 98,198.22/x
  3. Step 3: Cross multiply
    174,689.94x = 241,047.81 × 98,198.22
  4. Step 4: Simplify right side
    174,689.94x = 23,670,465,876.90
  5. Step 5: Solve for x
    x = 23,670,465,876.90/174,689.94
  6. Step 6: Final answer
    x = 135,499.88

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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.