Home / 272,286.18-375,699.78-159,087.06

Finding the Fourth Proportional to 272,286.18, 375,699.78 and 159,087.06

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Solution

The fourth proportional to 272,286.18, 375,699.78 and 159,087.06 is: 219,507.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,286.18 : 375,699.78 = 159,087.06 : x
  2. Step 2: Convert to fraction form
    272,286.18/375,699.78 = 159,087.06/x
  3. Step 3: Cross multiply
    272,286.18x = 375,699.78 × 159,087.06
  4. Step 4: Simplify right side
    272,286.18x = 59,768,973,442.85
  5. Step 5: Solve for x
    x = 59,768,973,442.85/272,286.18
  6. Step 6: Final answer
    x = 219,507.92

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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.