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Finding the Fourth Proportional to 69,822.04, 96,356.45 and 37,992.99

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Solution

The fourth proportional to 69,822.04, 96,356.45 and 37,992.99 is: 52,431.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,822.04 : 96,356.45 = 37,992.99 : x
  2. Step 2: Convert to fraction form
    69,822.04/96,356.45 = 37,992.99/x
  3. Step 3: Cross multiply
    69,822.04x = 96,356.45 × 37,992.99
  4. Step 4: Simplify right side
    69,822.04x = 3,660,869,641.29
  5. Step 5: Solve for x
    x = 3,660,869,641.29/69,822.04
  6. Step 6: Final answer
    x = 52,431.43

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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.