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Finding the Fourth Proportional to 63,849.87, 88,123.75 and 37,008.90

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Solution

The fourth proportional to 63,849.87, 88,123.75 and 37,008.90 is: 51,078.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,849.87 : 88,123.75 = 37,008.90 : x
  2. Step 2: Convert to fraction form
    63,849.87/88,123.75 = 37,008.90/x
  3. Step 3: Cross multiply
    63,849.87x = 88,123.75 × 37,008.90
  4. Step 4: Simplify right side
    63,849.87x = 3,261,362,958.85
  5. Step 5: Solve for x
    x = 3,261,362,958.85/63,849.87
  6. Step 6: Final answer
    x = 51,078.62

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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.