Home / 270,987.12-373,964.82-150,130.98

Finding the Fourth Proportional to 270,987.12, 373,964.82 and 150,130.98

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Solution

The fourth proportional to 270,987.12, 373,964.82 and 150,130.98 is: 207,182.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,987.12 : 373,964.82 = 150,130.98 : x
  2. Step 2: Convert to fraction form
    270,987.12/373,964.82 = 150,130.98/x
  3. Step 3: Cross multiply
    270,987.12x = 373,964.82 × 150,130.98
  4. Step 4: Simplify right side
    270,987.12x = 56,143,704,912.12
  5. Step 5: Solve for x
    x = 56,143,704,912.12/270,987.12
  6. Step 6: Final answer
    x = 207,182.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.