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Finding the Fourth Proportional to 173,976, 240,087.84 and 94,488

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Solution

The fourth proportional to 173,976, 240,087.84 and 94,488 is: 130,393.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,976 : 240,087.84 = 94,488 : x
  2. Step 2: Convert to fraction form
    173,976/240,087.84 = 94,488/x
  3. Step 3: Cross multiply
    173,976x = 240,087.84 × 94,488
  4. Step 4: Simplify right side
    173,976x = 22,685,419,825.92
  5. Step 5: Solve for x
    x = 22,685,419,825.92/173,976
  6. Step 6: Final answer
    x = 130,393.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.