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Finding the Fourth Proportional to 123,207.52, 184,831.22 and 48,287.04

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Solution

The fourth proportional to 123,207.52, 184,831.22 and 48,287.04 is: 72,438.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,207.52 : 184,831.22 = 48,287.04 : x
  2. Step 2: Convert to fraction form
    123,207.52/184,831.22 = 48,287.04/x
  3. Step 3: Cross multiply
    123,207.52x = 184,831.22 × 48,287.04
  4. Step 4: Simplify right side
    123,207.52x = 8,924,952,271.95
  5. Step 5: Solve for x
    x = 8,924,952,271.95/123,207.52
  6. Step 6: Final answer
    x = 72,438.37

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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.