Home / 216,799.36-324,927.94-104,458.48

Finding the Fourth Proportional to 216,799.36, 324,927.94 and 104,458.48

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Solution

The fourth proportional to 216,799.36, 324,927.94 and 104,458.48 is: 156,557.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,799.36 : 324,927.94 = 104,458.48 : x
  2. Step 2: Convert to fraction form
    216,799.36/324,927.94 = 104,458.48/x
  3. Step 3: Cross multiply
    216,799.36x = 324,927.94 × 104,458.48
  4. Step 4: Simplify right side
    216,799.36x = 33,941,478,721.93
  5. Step 5: Solve for x
    x = 33,941,478,721.93/216,799.36
  6. Step 6: Final answer
    x = 156,557.10

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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.