Home / 166,285.35-249,464.88-47,947.47

Finding the Fourth Proportional to 166,285.35, 249,464.88 and 47,947.47

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Solution

The fourth proportional to 166,285.35, 249,464.88 and 47,947.47 is: 71,931.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,285.35 : 249,464.88 = 47,947.47 : x
  2. Step 2: Convert to fraction form
    166,285.35/249,464.88 = 47,947.47/x
  3. Step 3: Cross multiply
    166,285.35x = 249,464.88 × 47,947.47
  4. Step 4: Simplify right side
    166,285.35x = 11,961,209,849.85
  5. Step 5: Solve for x
    x = 11,961,209,849.85/166,285.35
  6. Step 6: Final answer
    x = 71,931.83

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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.