Home / 132,418.02-198,564.42-48,119.46

Finding the Fourth Proportional to 132,418.02, 198,564.42 and 48,119.46

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Solution

The fourth proportional to 132,418.02, 198,564.42 and 48,119.46 is: 72,156.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,418.02 : 198,564.42 = 48,119.46 : x
  2. Step 2: Convert to fraction form
    132,418.02/198,564.42 = 48,119.46/x
  3. Step 3: Cross multiply
    132,418.02x = 198,564.42 × 48,119.46
  4. Step 4: Simplify right side
    132,418.02x = 9,554,812,665.61
  5. Step 5: Solve for x
    x = 9,554,812,665.61/132,418.02
  6. Step 6: Final answer
    x = 72,156.44

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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.