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Finding the Fourth Proportional to 24,527.81, 36,791.72 and 7,887.48

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Solution

The fourth proportional to 24,527.81, 36,791.72 and 7,887.48 is: 11,831.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,527.81 : 36,791.72 = 7,887.48 : x
  2. Step 2: Convert to fraction form
    24,527.81/36,791.72 = 7,887.48/x
  3. Step 3: Cross multiply
    24,527.81x = 36,791.72 × 7,887.48
  4. Step 4: Simplify right side
    24,527.81x = 290,193,807.84
  5. Step 5: Solve for x
    x = 290,193,807.84/24,527.81
  6. Step 6: Final answer
    x = 11,831.21

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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.