Home / 231,743.84-319,950.96-159,271.52

Finding the Fourth Proportional to 231,743.84, 319,950.96 and 159,271.52

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Solution

The fourth proportional to 231,743.84, 319,950.96 and 159,271.52 is: 219,893.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,743.84 : 319,950.96 = 159,271.52 : x
  2. Step 2: Convert to fraction form
    231,743.84/319,950.96 = 159,271.52/x
  3. Step 3: Cross multiply
    231,743.84x = 319,950.96 × 159,271.52
  4. Step 4: Simplify right side
    231,743.84x = 50,959,075,724.66
  5. Step 5: Solve for x
    x = 50,959,075,724.66/231,743.84
  6. Step 6: Final answer
    x = 219,893.98

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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.