Home / 166,577.40-249,793.20-66,704.40

Finding the Fourth Proportional to 166,577.40, 249,793.20 and 66,704.40

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Solution

The fourth proportional to 166,577.40, 249,793.20 and 66,704.40 is: 100,027.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,577.40 : 249,793.20 = 66,704.40 : x
  2. Step 2: Convert to fraction form
    166,577.40/249,793.20 = 66,704.40/x
  3. Step 3: Cross multiply
    166,577.40x = 249,793.20 × 66,704.40
  4. Step 4: Simplify right side
    166,577.40x = 16,662,305,530.08
  5. Step 5: Solve for x
    x = 16,662,305,530.08/166,577.40
  6. Step 6: Final answer
    x = 100,027.41

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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.