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Finding the Fourth Proportional to 148,244.70, 207,957.30 and 148,244.70

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Solution

The fourth proportional to 148,244.70, 207,957.30 and 148,244.70 is: 207,957.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,244.70 : 207,957.30 = 148,244.70 : x
  2. Step 2: Convert to fraction form
    148,244.70/207,957.30 = 148,244.70/x
  3. Step 3: Cross multiply
    148,244.70x = 207,957.30 × 148,244.70
  4. Step 4: Simplify right side
    148,244.70x = 30,828,567,551.31
  5. Step 5: Solve for x
    x = 30,828,567,551.31/148,244.70
  6. Step 6: Final answer
    x = 207,957.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.