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Finding the Fourth Proportional to 175,374.52, 241,957.62 and 99,869.56

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Solution

The fourth proportional to 175,374.52, 241,957.62 and 99,869.56 is: 137,786.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,374.52 : 241,957.62 = 99,869.56 : x
  2. Step 2: Convert to fraction form
    175,374.52/241,957.62 = 99,869.56/x
  3. Step 3: Cross multiply
    175,374.52x = 241,957.62 × 99,869.56
  4. Step 4: Simplify right side
    175,374.52x = 24,164,201,048.05
  5. Step 5: Solve for x
    x = 24,164,201,048.05/175,374.52
  6. Step 6: Final answer
    x = 137,786.27

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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.