Home / 248,105.36-372,158.08-61,116.80

Finding the Fourth Proportional to 248,105.36, 372,158.08 and 61,116.80

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Solution

The fourth proportional to 248,105.36, 372,158.08 and 61,116.80 is: 91,675.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,105.36 : 372,158.08 = 61,116.80 : x
  2. Step 2: Convert to fraction form
    248,105.36/372,158.08 = 61,116.80/x
  3. Step 3: Cross multiply
    248,105.36x = 372,158.08 × 61,116.80
  4. Step 4: Simplify right side
    248,105.36x = 22,745,110,943.74
  5. Step 5: Solve for x
    x = 22,745,110,943.74/248,105.36
  6. Step 6: Final answer
    x = 91,675.21

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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.