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Finding the Fourth Proportional to 173,963.52, 240,062.94 and 98,512.20

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Solution

The fourth proportional to 173,963.52, 240,062.94 and 98,512.20 is: 135,943.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,963.52 : 240,062.94 = 98,512.20 : x
  2. Step 2: Convert to fraction form
    173,963.52/240,062.94 = 98,512.20/x
  3. Step 3: Cross multiply
    173,963.52x = 240,062.94 × 98,512.20
  4. Step 4: Simplify right side
    173,963.52x = 23,649,128,357.87
  5. Step 5: Solve for x
    x = 23,649,128,357.87/173,963.52
  6. Step 6: Final answer
    x = 135,943.03

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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.