Home / 166,660.26-249,990.38-42,001.26

Finding the Fourth Proportional to 166,660.26, 249,990.38 and 42,001.26

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Solution

The fourth proportional to 166,660.26, 249,990.38 and 42,001.26 is: 63,001.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,660.26 : 249,990.38 = 42,001.26 : x
  2. Step 2: Convert to fraction form
    166,660.26/249,990.38 = 42,001.26/x
  3. Step 3: Cross multiply
    166,660.26x = 249,990.38 × 42,001.26
  4. Step 4: Simplify right side
    166,660.26x = 10,499,910,947.88
  5. Step 5: Solve for x
    x = 10,499,910,947.88/166,660.26
  6. Step 6: Final answer
    x = 63,001.89

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1.5x scale

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.