Home / 154,349.82-231,912.18-98,214.30

Finding the Fourth Proportional to 154,349.82, 231,912.18 and 98,214.30

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Solution

The fourth proportional to 154,349.82, 231,912.18 and 98,214.30 is: 147,567.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,349.82 : 231,912.18 = 98,214.30 : x
  2. Step 2: Convert to fraction form
    154,349.82/231,912.18 = 98,214.30/x
  3. Step 3: Cross multiply
    154,349.82x = 231,912.18 × 98,214.30
  4. Step 4: Simplify right side
    154,349.82x = 22,777,092,420.17
  5. Step 5: Solve for x
    x = 22,777,092,420.17/154,349.82
  6. Step 6: Final answer
    x = 147,567.99

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1.5x scale

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.