Home / 149,872.10-224,808.15-131,440.10

Finding the Fourth Proportional to 149,872.10, 224,808.15 and 131,440.10

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Solution

The fourth proportional to 149,872.10, 224,808.15 and 131,440.10 is: 197,160.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,872.10 : 224,808.15 = 131,440.10 : x
  2. Step 2: Convert to fraction form
    149,872.10/224,808.15 = 131,440.10/x
  3. Step 3: Cross multiply
    149,872.10x = 224,808.15 × 131,440.10
  4. Step 4: Simplify right side
    149,872.10x = 29,548,805,716.82
  5. Step 5: Solve for x
    x = 29,548,805,716.82/149,872.10
  6. Step 6: Final answer
    x = 197,160.15

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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.