Home / 338,927.04-508,059.84-161,386.24

Finding the Fourth Proportional to 338,927.04, 508,059.84 and 161,386.24

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Solution

The fourth proportional to 338,927.04, 508,059.84 and 161,386.24 is: 241,921.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,927.04 : 508,059.84 = 161,386.24 : x
  2. Step 2: Convert to fraction form
    338,927.04/508,059.84 = 161,386.24/x
  3. Step 3: Cross multiply
    338,927.04x = 508,059.84 × 161,386.24
  4. Step 4: Simplify right side
    338,927.04x = 81,993,867,272.60
  5. Step 5: Solve for x
    x = 81,993,867,272.60/338,927.04
  6. Step 6: Final answer
    x = 241,921.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.