Home / 269,987.24-372,580.62-149,136.32

Finding the Fourth Proportional to 269,987.24, 372,580.62 and 149,136.32

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Solution

The fourth proportional to 269,987.24, 372,580.62 and 149,136.32 is: 205,807.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,987.24 : 372,580.62 = 149,136.32 : x
  2. Step 2: Convert to fraction form
    269,987.24/372,580.62 = 149,136.32/x
  3. Step 3: Cross multiply
    269,987.24x = 372,580.62 × 149,136.32
  4. Step 4: Simplify right side
    269,987.24x = 55,565,302,570.12
  5. Step 5: Solve for x
    x = 55,565,302,570.12/269,987.24
  6. Step 6: Final answer
    x = 205,807.14

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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.