Home / 166,621.14-229,697.98-118,791.45

Finding the Fourth Proportional to 166,621.14, 229,697.98 and 118,791.45

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Solution

The fourth proportional to 166,621.14, 229,697.98 and 118,791.45 is: 163,761.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,621.14 : 229,697.98 = 118,791.45 : x
  2. Step 2: Convert to fraction form
    166,621.14/229,697.98 = 118,791.45/x
  3. Step 3: Cross multiply
    166,621.14x = 229,697.98 × 118,791.45
  4. Step 4: Simplify right side
    166,621.14x = 27,286,155,809.29
  5. Step 5: Solve for x
    x = 27,286,155,809.29/166,621.14
  6. Step 6: Final answer
    x = 163,761.67

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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.