Home / 149,687.40-224,203.05-133,066.20

Finding the Fourth Proportional to 149,687.40, 224,203.05 and 133,066.20

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Solution

The fourth proportional to 149,687.40, 224,203.05 and 133,066.20 is: 199,307.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,687.40 : 224,203.05 = 133,066.20 : x
  2. Step 2: Convert to fraction form
    149,687.40/224,203.05 = 133,066.20/x
  3. Step 3: Cross multiply
    149,687.40x = 224,203.05 × 133,066.20
  4. Step 4: Simplify right side
    149,687.40x = 29,833,847,891.91
  5. Step 5: Solve for x
    x = 29,833,847,891.91/149,687.40
  6. Step 6: Final answer
    x = 199,307.68

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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.