Home / 163,789.96-245,228.73-83,654.41

Finding the Fourth Proportional to 163,789.96, 245,228.73 and 83,654.41

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Solution

The fourth proportional to 163,789.96, 245,228.73 and 83,654.41 is: 125,248.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,789.96 : 245,228.73 = 83,654.41 : x
  2. Step 2: Convert to fraction form
    163,789.96/245,228.73 = 83,654.41/x
  3. Step 3: Cross multiply
    163,789.96x = 245,228.73 × 83,654.41
  4. Step 4: Simplify right side
    163,789.96x = 20,514,464,723.20
  5. Step 5: Solve for x
    x = 20,514,464,723.20/163,789.96
  6. Step 6: Final answer
    x = 125,248.61

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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.