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Finding the Fourth Proportional to 63,361.99, 87,429.77 and 36,499.24

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Solution

The fourth proportional to 63,361.99, 87,429.77 and 36,499.24 is: 50,363.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,361.99 : 87,429.77 = 36,499.24 : x
  2. Step 2: Convert to fraction form
    63,361.99/87,429.77 = 36,499.24/x
  3. Step 3: Cross multiply
    63,361.99x = 87,429.77 × 36,499.24
  4. Step 4: Simplify right side
    63,361.99x = 3,191,119,894.18
  5. Step 5: Solve for x
    x = 3,191,119,894.18/63,361.99
  6. Step 6: Final answer
    x = 50,363.32

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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.