Home / 166,337.20-249,538.20-71,567.20

Finding the Fourth Proportional to 166,337.20, 249,538.20 and 71,567.20

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Solution

The fourth proportional to 166,337.20, 249,538.20 and 71,567.20 is: 107,364.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,337.20 : 249,538.20 = 71,567.20 : x
  2. Step 2: Convert to fraction form
    166,337.20/249,538.20 = 71,567.20/x
  3. Step 3: Cross multiply
    166,337.20x = 249,538.20 × 71,567.20
  4. Step 4: Simplify right side
    166,337.20x = 17,858,750,267.04
  5. Step 5: Solve for x
    x = 17,858,750,267.04/166,337.20
  6. Step 6: Final answer
    x = 107,364.74

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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.