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Finding the Fourth Proportional to 15,887.66, 23,831.66 and 4,794.45

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Solution

The fourth proportional to 15,887.66, 23,831.66 and 4,794.45 is: 7,191.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,887.66 : 23,831.66 = 4,794.45 : x
  2. Step 2: Convert to fraction form
    15,887.66/23,831.66 = 4,794.45/x
  3. Step 3: Cross multiply
    15,887.66x = 23,831.66 × 4,794.45
  4. Step 4: Simplify right side
    15,887.66x = 114,259,678.31
  5. Step 5: Solve for x
    x = 114,259,678.31/15,887.66
  6. Step 6: Final answer
    x = 7,191.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.