Home / 251,589.54-347,243.19-144,231.66

Finding the Fourth Proportional to 251,589.54, 347,243.19 and 144,231.66

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Solution

The fourth proportional to 251,589.54, 347,243.19 and 144,231.66 is: 199,068.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,589.54 : 347,243.19 = 144,231.66 : x
  2. Step 2: Convert to fraction form
    251,589.54/347,243.19 = 144,231.66/x
  3. Step 3: Cross multiply
    251,589.54x = 347,243.19 × 144,231.66
  4. Step 4: Simplify right side
    251,589.54x = 50,083,461,717.40
  5. Step 5: Solve for x
    x = 50,083,461,717.40/251,589.54
  6. Step 6: Final answer
    x = 199,068.14

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1.5x scale

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.