Home / 146,114.10-218,998.35-75,957.30

Finding the Fourth Proportional to 146,114.10, 218,998.35 and 75,957.30

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Solution

The fourth proportional to 146,114.10, 218,998.35 and 75,957.30 is: 113,846.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,114.10 : 218,998.35 = 75,957.30 : x
  2. Step 2: Convert to fraction form
    146,114.10/218,998.35 = 75,957.30/x
  3. Step 3: Cross multiply
    146,114.10x = 218,998.35 × 75,957.30
  4. Step 4: Simplify right side
    146,114.10x = 16,634,523,370.46
  5. Step 5: Solve for x
    x = 16,634,523,370.46/146,114.10
  6. Step 6: Final answer
    x = 113,846.12

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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.