Home / 238,911.02-358,588.26-120,665.42

Finding the Fourth Proportional to 238,911.02, 358,588.26 and 120,665.42

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Solution

The fourth proportional to 238,911.02, 358,588.26 and 120,665.42 is: 181,110.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,911.02 : 358,588.26 = 120,665.42 : x
  2. Step 2: Convert to fraction form
    238,911.02/358,588.26 = 120,665.42/x
  3. Step 3: Cross multiply
    238,911.02x = 358,588.26 × 120,665.42
  4. Step 4: Simplify right side
    238,911.02x = 43,269,202,999.97
  5. Step 5: Solve for x
    x = 43,269,202,999.97/238,911.02
  6. Step 6: Final answer
    x = 181,110.12

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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.