Home / 166,661.76-229,754.16-118,832.16

Finding the Fourth Proportional to 166,661.76, 229,754.16 and 118,832.16

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Solution

The fourth proportional to 166,661.76, 229,754.16 and 118,832.16 is: 163,817.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,661.76 : 229,754.16 = 118,832.16 : x
  2. Step 2: Convert to fraction form
    166,661.76/229,754.16 = 118,832.16/x
  3. Step 3: Cross multiply
    166,661.76x = 229,754.16 × 118,832.16
  4. Step 4: Simplify right side
    166,661.76x = 27,302,183,101.79
  5. Step 5: Solve for x
    x = 27,302,183,101.79/166,661.76
  6. Step 6: Final answer
    x = 163,817.92

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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.