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Finding the Fourth Proportional to 244,866.79, 367,172.74 and 87,072.31

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Solution

The fourth proportional to 244,866.79, 367,172.74 and 87,072.31 is: 130,563.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,866.79 : 367,172.74 = 87,072.31 : x
  2. Step 2: Convert to fraction form
    244,866.79/367,172.74 = 87,072.31/x
  3. Step 3: Cross multiply
    244,866.79x = 367,172.74 × 87,072.31
  4. Step 4: Simplify right side
    244,866.79x = 31,970,577,831.74
  5. Step 5: Solve for x
    x = 31,970,577,831.74/244,866.79
  6. Step 6: Final answer
    x = 130,563.14

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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.