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Finding the Fourth Proportional to 69,605.66, 95,812.00 and 60,637.61

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Solution

The fourth proportional to 69,605.66, 95,812.00 and 60,637.61 is: 83,467.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,605.66 : 95,812.00 = 60,637.61 : x
  2. Step 2: Convert to fraction form
    69,605.66/95,812.00 = 60,637.61/x
  3. Step 3: Cross multiply
    69,605.66x = 95,812.00 × 60,637.61
  4. Step 4: Simplify right side
    69,605.66x = 5,809,810,777.26
  5. Step 5: Solve for x
    x = 5,809,810,777.26/69,605.66
  6. Step 6: Final answer
    x = 83,467.50

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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.