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Finding the Fourth Proportional to 161,226.77, 241,839.86 and 42,898.14

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Solution

The fourth proportional to 161,226.77, 241,839.86 and 42,898.14 is: 64,347.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,226.77 : 241,839.86 = 42,898.14 : x
  2. Step 2: Convert to fraction form
    161,226.77/241,839.86 = 42,898.14/x
  3. Step 3: Cross multiply
    161,226.77x = 241,839.86 × 42,898.14
  4. Step 4: Simplify right side
    161,226.77x = 10,374,479,957.37
  5. Step 5: Solve for x
    x = 10,374,479,957.37/161,226.77
  6. Step 6: Final answer
    x = 64,347.13

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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.