Home / 163,979.70-245,969.55-104,882.10

Finding the Fourth Proportional to 163,979.70, 245,969.55 and 104,882.10

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Solution

The fourth proportional to 163,979.70, 245,969.55 and 104,882.10 is: 157,323.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,979.70 : 245,969.55 = 104,882.10 : x
  2. Step 2: Convert to fraction form
    163,979.70/245,969.55 = 104,882.10/x
  3. Step 3: Cross multiply
    163,979.70x = 245,969.55 × 104,882.10
  4. Step 4: Simplify right side
    163,979.70x = 25,797,802,940.06
  5. Step 5: Solve for x
    x = 25,797,802,940.06/163,979.70
  6. Step 6: Final answer
    x = 157,323.15

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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.