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Finding the Fourth Proportional to 61,152.59, 84,391.43 and 36,950.19

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Solution

The fourth proportional to 61,152.59, 84,391.43 and 36,950.19 is: 50,991.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,152.59 : 84,391.43 = 36,950.19 : x
  2. Step 2: Convert to fraction form
    61,152.59/84,391.43 = 36,950.19/x
  3. Step 3: Cross multiply
    61,152.59x = 84,391.43 × 36,950.19
  4. Step 4: Simplify right side
    61,152.59x = 3,118,279,450.28
  5. Step 5: Solve for x
    x = 3,118,279,450.28/61,152.59
  6. Step 6: Final answer
    x = 50,991.78

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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.