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Finding the Fourth Proportional to 29,700.51, 44,550.74 and 11,931.16

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Solution

The fourth proportional to 29,700.51, 44,550.74 and 11,931.16 is: 17,896.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,700.51 : 44,550.74 = 11,931.16 : x
  2. Step 2: Convert to fraction form
    29,700.51/44,550.74 = 11,931.16/x
  3. Step 3: Cross multiply
    29,700.51x = 44,550.74 × 11,931.16
  4. Step 4: Simplify right side
    29,700.51x = 531,542,007.06
  5. Step 5: Solve for x
    x = 531,542,007.06/29,700.51
  6. Step 6: Final answer
    x = 17,896.73

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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.