Home / 166,659.32-249,989.66-40,299.36

Finding the Fourth Proportional to 166,659.32, 249,989.66 and 40,299.36

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Solution

The fourth proportional to 166,659.32, 249,989.66 and 40,299.36 is: 60,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,659.32 : 249,989.66 = 40,299.36 : x
  2. Step 2: Convert to fraction form
    166,659.32/249,989.66 = 40,299.36/x
  3. Step 3: Cross multiply
    166,659.32x = 249,989.66 × 40,299.36
  4. Step 4: Simplify right side
    166,659.32x = 10,074,423,304.62
  5. Step 5: Solve for x
    x = 10,074,423,304.62/166,659.32
  6. Step 6: Final answer
    x = 60,449.20

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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.