Home / 166,452.80-249,742.05-99,939.29

Finding the Fourth Proportional to 166,452.80, 249,742.05 and 99,939.29

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Solution

The fourth proportional to 166,452.80, 249,742.05 and 99,939.29 is: 149,946.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,452.80 : 249,742.05 = 99,939.29 : x
  2. Step 2: Convert to fraction form
    166,452.80/249,742.05 = 99,939.29/x
  3. Step 3: Cross multiply
    166,452.80x = 249,742.05 × 99,939.29
  4. Step 4: Simplify right side
    166,452.80x = 24,959,043,160.14
  5. Step 5: Solve for x
    x = 24,959,043,160.14/166,452.80
  6. Step 6: Final answer
    x = 149,946.67

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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.