Home / 164,724.08-247,359.40-102,788.24

Finding the Fourth Proportional to 164,724.08, 247,359.40 and 102,788.24

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Solution

The fourth proportional to 164,724.08, 247,359.40 and 102,788.24 is: 154,352.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,724.08 : 247,359.40 = 102,788.24 : x
  2. Step 2: Convert to fraction form
    164,724.08/247,359.40 = 102,788.24/x
  3. Step 3: Cross multiply
    164,724.08x = 247,359.40 × 102,788.24
  4. Step 4: Simplify right side
    164,724.08x = 25,425,635,879.69
  5. Step 5: Solve for x
    x = 25,425,635,879.69/164,724.08
  6. Step 6: Final answer
    x = 154,352.88

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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.