Home / 164,749.11-227,351.30-93,126.61

Finding the Fourth Proportional to 164,749.11, 227,351.30 and 93,126.61

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Solution

The fourth proportional to 164,749.11, 227,351.30 and 93,126.61 is: 128,513.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,749.11 : 227,351.30 = 93,126.61 : x
  2. Step 2: Convert to fraction form
    164,749.11/227,351.30 = 93,126.61/x
  3. Step 3: Cross multiply
    164,749.11x = 227,351.30 × 93,126.61
  4. Step 4: Simplify right side
    164,749.11x = 21,172,455,848.09
  5. Step 5: Solve for x
    x = 21,172,455,848.09/164,749.11
  6. Step 6: Final answer
    x = 128,513.32

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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.