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Finding the Fourth Proportional to 248,337.84, 372,404.72 and 98,557.52

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Solution

The fourth proportional to 248,337.84, 372,404.72 and 98,557.52 is: 147,795.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,337.84 : 372,404.72 = 98,557.52 : x
  2. Step 2: Convert to fraction form
    248,337.84/372,404.72 = 98,557.52/x
  3. Step 3: Cross multiply
    248,337.84x = 372,404.72 × 98,557.52
  4. Step 4: Simplify right side
    248,337.84x = 36,703,285,639.49
  5. Step 5: Solve for x
    x = 36,703,285,639.49/248,337.84
  6. Step 6: Final answer
    x = 147,795.78

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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.