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Finding the Fourth Proportional to 70,186.88, 96,960.33 and 60,739.04

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Solution

The fourth proportional to 70,186.88, 96,960.33 and 60,739.04 is: 83,908.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,186.88 : 96,960.33 = 60,739.04 : x
  2. Step 2: Convert to fraction form
    70,186.88/96,960.33 = 60,739.04/x
  3. Step 3: Cross multiply
    70,186.88x = 96,960.33 × 60,739.04
  4. Step 4: Simplify right side
    70,186.88x = 5,889,277,362.28
  5. Step 5: Solve for x
    x = 5,889,277,362.28/70,186.88
  6. Step 6: Final answer
    x = 83,908.52

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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.