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Finding the Fourth Proportional to 148,508.84, 204,975.66 and 124,594.00

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Solution

The fourth proportional to 148,508.84, 204,975.66 and 124,594.00 is: 171,967.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,508.84 : 204,975.66 = 124,594.00 : x
  2. Step 2: Convert to fraction form
    148,508.84/204,975.66 = 124,594.00/x
  3. Step 3: Cross multiply
    148,508.84x = 204,975.66 × 124,594.00
  4. Step 4: Simplify right side
    148,508.84x = 25,538,737,336.83
  5. Step 5: Solve for x
    x = 25,538,737,336.83/148,508.84
  6. Step 6: Final answer
    x = 171,967.79

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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.