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Finding the Fourth Proportional to 96,348.36, 144,544.48 and 51,974.12

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Solution

The fourth proportional to 96,348.36, 144,544.48 and 51,974.12 is: 77,973.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,348.36 : 144,544.48 = 51,974.12 : x
  2. Step 2: Convert to fraction form
    96,348.36/144,544.48 = 51,974.12/x
  3. Step 3: Cross multiply
    96,348.36x = 144,544.48 × 51,974.12
  4. Step 4: Simplify right side
    96,348.36x = 7,512,572,148.86
  5. Step 5: Solve for x
    x = 7,512,572,148.86/96,348.36
  6. Step 6: Final answer
    x = 77,973.02

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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.