Home / 272,449.91-375,974.96-157,733.39

Finding the Fourth Proportional to 272,449.91, 375,974.96 and 157,733.39

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Solution

The fourth proportional to 272,449.91, 375,974.96 and 157,733.39 is: 217,668.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,449.91 : 375,974.96 = 157,733.39 : x
  2. Step 2: Convert to fraction form
    272,449.91/375,974.96 = 157,733.39/x
  3. Step 3: Cross multiply
    272,449.91x = 375,974.96 × 157,733.39
  4. Step 4: Simplify right side
    272,449.91x = 59,303,802,327.37
  5. Step 5: Solve for x
    x = 59,303,802,327.37/272,449.91
  6. Step 6: Final answer
    x = 217,668.65

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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.