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Finding the Fourth Proportional to 101,965.96, 152,948.94 and 39,651.04

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Solution

The fourth proportional to 101,965.96, 152,948.94 and 39,651.04 is: 59,476.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,965.96 : 152,948.94 = 39,651.04 : x
  2. Step 2: Convert to fraction form
    101,965.96/152,948.94 = 39,651.04/x
  3. Step 3: Cross multiply
    101,965.96x = 152,948.94 × 39,651.04
  4. Step 4: Simplify right side
    101,965.96x = 6,064,584,537.90
  5. Step 5: Solve for x
    x = 6,064,584,537.90/101,965.96
  6. Step 6: Final answer
    x = 59,476.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.