Home / 154,717.02-231,916.77-88,015.14

Finding the Fourth Proportional to 154,717.02, 231,916.77 and 88,015.14

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Solution

The fourth proportional to 154,717.02, 231,916.77 and 88,015.14 is: 131,932.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,717.02 : 231,916.77 = 88,015.14 : x
  2. Step 2: Convert to fraction form
    154,717.02/231,916.77 = 88,015.14/x
  3. Step 3: Cross multiply
    154,717.02x = 231,916.77 × 88,015.14
  4. Step 4: Simplify right side
    154,717.02x = 20,412,186,979.90
  5. Step 5: Solve for x
    x = 20,412,186,979.90/154,717.02
  6. Step 6: Final answer
    x = 131,932.39

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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.