Home / 231,582.20-319,583.43-125,598.20

Finding the Fourth Proportional to 231,582.20, 319,583.43 and 125,598.20

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Solution

The fourth proportional to 231,582.20, 319,583.43 and 125,598.20 is: 173,325.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,582.20 : 319,583.43 = 125,598.20 : x
  2. Step 2: Convert to fraction form
    231,582.20/319,583.43 = 125,598.20/x
  3. Step 3: Cross multiply
    231,582.20x = 319,583.43 × 125,598.20
  4. Step 4: Simplify right side
    231,582.20x = 40,139,101,959.91
  5. Step 5: Solve for x
    x = 40,139,101,959.91/231,582.20
  6. Step 6: Final answer
    x = 173,325.51

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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.