Home / 164,705.45-227,293.36-89,253.95

Finding the Fourth Proportional to 164,705.45, 227,293.36 and 89,253.95

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Solution

The fourth proportional to 164,705.45, 227,293.36 and 89,253.95 is: 123,170.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,705.45 : 227,293.36 = 89,253.95 : x
  2. Step 2: Convert to fraction form
    164,705.45/227,293.36 = 89,253.95/x
  3. Step 3: Cross multiply
    164,705.45x = 227,293.36 × 89,253.95
  4. Step 4: Simplify right side
    164,705.45x = 20,286,828,829.17
  5. Step 5: Solve for x
    x = 20,286,828,829.17/164,705.45
  6. Step 6: Final answer
    x = 123,170.36

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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.