Home / 166,490.76-229,779.78-93,908.54

Finding the Fourth Proportional to 166,490.76, 229,779.78 and 93,908.54

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Solution

The fourth proportional to 166,490.76, 229,779.78 and 93,908.54 is: 129,606.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,490.76 : 229,779.78 = 93,908.54 : x
  2. Step 2: Convert to fraction form
    166,490.76/229,779.78 = 93,908.54/x
  3. Step 3: Cross multiply
    166,490.76x = 229,779.78 × 93,908.54
  4. Step 4: Simplify right side
    166,490.76x = 21,578,283,661.32
  5. Step 5: Solve for x
    x = 21,578,283,661.32/166,490.76
  6. Step 6: Final answer
    x = 129,606.49

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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.