Home / 198,360.24-297,165.18-153,768.48

Finding the Fourth Proportional to 198,360.24, 297,165.18 and 153,768.48

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Solution

The fourth proportional to 198,360.24, 297,165.18 and 153,768.48 is: 230,361.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,360.24 : 297,165.18 = 153,768.48 : x
  2. Step 2: Convert to fraction form
    198,360.24/297,165.18 = 153,768.48/x
  3. Step 3: Cross multiply
    198,360.24x = 297,165.18 × 153,768.48
  4. Step 4: Simplify right side
    198,360.24x = 45,694,638,037.53
  5. Step 5: Solve for x
    x = 45,694,638,037.53/198,360.24
  6. Step 6: Final answer
    x = 230,361.88

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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.