Home / 161,474.58-222,708.69-104,904.18

Finding the Fourth Proportional to 161,474.58, 222,708.69 and 104,904.18

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Solution

The fourth proportional to 161,474.58, 222,708.69 and 104,904.18 is: 144,685.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,474.58 : 222,708.69 = 104,904.18 : x
  2. Step 2: Convert to fraction form
    161,474.58/222,708.69 = 104,904.18/x
  3. Step 3: Cross multiply
    161,474.58x = 222,708.69 × 104,904.18
  4. Step 4: Simplify right side
    161,474.58x = 23,363,072,503.32
  5. Step 5: Solve for x
    x = 23,363,072,503.32/161,474.58
  6. Step 6: Final answer
    x = 144,685.76

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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.