Home / 166,720.24-249,543.37-109,841.11

Finding the Fourth Proportional to 166,720.24, 249,543.37 and 109,841.11

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Solution

The fourth proportional to 166,720.24, 249,543.37 and 109,841.11 is: 164,407.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,720.24 : 249,543.37 = 109,841.11 : x
  2. Step 2: Convert to fraction form
    166,720.24/249,543.37 = 109,841.11/x
  3. Step 3: Cross multiply
    166,720.24x = 249,543.37 × 109,841.11
  4. Step 4: Simplify right side
    166,720.24x = 27,410,120,753.94
  5. Step 5: Solve for x
    x = 27,410,120,753.94/166,720.24
  6. Step 6: Final answer
    x = 164,407.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.