Home / 331,342.95-497,031.72-94,721.43

Finding the Fourth Proportional to 331,342.95, 497,031.72 and 94,721.43

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Solution

The fourth proportional to 331,342.95, 497,031.72 and 94,721.43 is: 142,087.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,342.95 : 497,031.72 = 94,721.43 : x
  2. Step 2: Convert to fraction form
    331,342.95/497,031.72 = 94,721.43/x
  3. Step 3: Cross multiply
    331,342.95x = 497,031.72 × 94,721.43
  4. Step 4: Simplify right side
    331,342.95x = 47,079,555,273.76
  5. Step 5: Solve for x
    x = 47,079,555,273.76/331,342.95
  6. Step 6: Final answer
    x = 142,087.09

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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.