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Finding the Fourth Proportional to 60,797.96, 83,835.06 and 39,537.80

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Solution

The fourth proportional to 60,797.96, 83,835.06 and 39,537.80 is: 54,519.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,797.96 : 83,835.06 = 39,537.80 : x
  2. Step 2: Convert to fraction form
    60,797.96/83,835.06 = 39,537.80/x
  3. Step 3: Cross multiply
    60,797.96x = 83,835.06 × 39,537.80
  4. Step 4: Simplify right side
    60,797.96x = 3,314,653,835.27
  5. Step 5: Solve for x
    x = 3,314,653,835.27/60,797.96
  6. Step 6: Final answer
    x = 54,519.16

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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.