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Finding the Fourth Proportional to 65,189.78, 97,295.93 and 60,933.44

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Solution

The fourth proportional to 65,189.78, 97,295.93 and 60,933.44 is: 90,943.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,189.78 : 97,295.93 = 60,933.44 : x
  2. Step 2: Convert to fraction form
    65,189.78/97,295.93 = 60,933.44/x
  3. Step 3: Cross multiply
    65,189.78x = 97,295.93 × 60,933.44
  4. Step 4: Simplify right side
    65,189.78x = 5,928,576,108.47
  5. Step 5: Solve for x
    x = 5,928,576,108.47/65,189.78
  6. Step 6: Final answer
    x = 90,943.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.