Home / 164,724.08-227,319.20-89,272.58

Finding the Fourth Proportional to 164,724.08, 227,319.20 and 89,272.58

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Solution

The fourth proportional to 164,724.08, 227,319.20 and 89,272.58 is: 123,196.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,724.08 : 227,319.20 = 89,272.58 : x
  2. Step 2: Convert to fraction form
    164,724.08/227,319.20 = 89,272.58/x
  3. Step 3: Cross multiply
    164,724.08x = 227,319.20 × 89,272.58
  4. Step 4: Simplify right side
    164,724.08x = 20,293,371,467.54
  5. Step 5: Solve for x
    x = 20,293,371,467.54/164,724.08
  6. Step 6: Final answer
    x = 123,196.14

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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.