Home / 158,904.30-238,356.42-40,571.40

Finding the Fourth Proportional to 158,904.30, 238,356.42 and 40,571.40

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Solution

The fourth proportional to 158,904.30, 238,356.42 and 40,571.40 is: 60,857.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,904.30 : 238,356.42 = 40,571.40 : x
  2. Step 2: Convert to fraction form
    158,904.30/238,356.42 = 40,571.40/x
  3. Step 3: Cross multiply
    158,904.30x = 238,356.42 × 40,571.40
  4. Step 4: Simplify right side
    158,904.30x = 9,670,453,658.39
  5. Step 5: Solve for x
    x = 9,670,453,658.39/158,904.30
  6. Step 6: Final answer
    x = 60,857.09

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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.