Home / 166,329.41-229,534.65-89,848.50

Finding the Fourth Proportional to 166,329.41, 229,534.65 and 89,848.50

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Solution

The fourth proportional to 166,329.41, 229,534.65 and 89,848.50 is: 123,990.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,329.41 : 229,534.65 = 89,848.50 : x
  2. Step 2: Convert to fraction form
    166,329.41/229,534.65 = 89,848.50/x
  3. Step 3: Cross multiply
    166,329.41x = 229,534.65 × 89,848.50
  4. Step 4: Simplify right side
    166,329.41x = 20,623,344,000.53
  5. Step 5: Solve for x
    x = 20,623,344,000.53/166,329.41
  6. Step 6: Final answer
    x = 123,990.97

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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.