Home / 166,572.73-229,870.40-93,991.02

Finding the Fourth Proportional to 166,572.73, 229,870.40 and 93,991.02

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Solution

The fourth proportional to 166,572.73, 229,870.40 and 93,991.02 is: 129,707.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,572.73 : 229,870.40 = 93,991.02 : x
  2. Step 2: Convert to fraction form
    166,572.73/229,870.40 = 93,991.02/x
  3. Step 3: Cross multiply
    166,572.73x = 229,870.40 × 93,991.02
  4. Step 4: Simplify right side
    166,572.73x = 21,605,753,703.51
  5. Step 5: Solve for x
    x = 21,605,753,703.51/166,572.73
  6. Step 6: Final answer
    x = 129,707.63

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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.