Home / 102,999.30-154,614.15-96,231.30

Finding the Fourth Proportional to 102,999.30, 154,614.15 and 96,231.30

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Solution

The fourth proportional to 102,999.30, 154,614.15 and 96,231.30 is: 144,454.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,999.30 : 154,614.15 = 96,231.30 : x
  2. Step 2: Convert to fraction form
    102,999.30/154,614.15 = 96,231.30/x
  3. Step 3: Cross multiply
    102,999.30x = 154,614.15 × 96,231.30
  4. Step 4: Simplify right side
    102,999.30x = 14,878,720,652.90
  5. Step 5: Solve for x
    x = 14,878,720,652.90/102,999.30
  6. Step 6: Final answer
    x = 144,454.58

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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.