Home / 132,100.48-198,058.56-48,972.16

Finding the Fourth Proportional to 132,100.48, 198,058.56 and 48,972.16

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Solution

The fourth proportional to 132,100.48, 198,058.56 and 48,972.16 is: 73,424.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,100.48 : 198,058.56 = 48,972.16 : x
  2. Step 2: Convert to fraction form
    132,100.48/198,058.56 = 48,972.16/x
  3. Step 3: Cross multiply
    132,100.48x = 198,058.56 × 48,972.16
  4. Step 4: Simplify right side
    132,100.48x = 9,699,355,489.69
  5. Step 5: Solve for x
    x = 9,699,355,489.69/132,100.48
  6. Step 6: Final answer
    x = 73,424.07

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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.