Home / 166,761.28-230,166.18-106,318

Finding the Fourth Proportional to 166,761.28, 230,166.18 and 106,318

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Solution

The fourth proportional to 166,761.28, 230,166.18 and 106,318 is: 146,741.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,761.28 : 230,166.18 = 106,318 : x
  2. Step 2: Convert to fraction form
    166,761.28/230,166.18 = 106,318/x
  3. Step 3: Cross multiply
    166,761.28x = 230,166.18 × 106,318
  4. Step 4: Simplify right side
    166,761.28x = 24,470,807,925.24
  5. Step 5: Solve for x
    x = 24,470,807,925.24/166,761.28
  6. Step 6: Final answer
    x = 146,741.55

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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.