Home / 166,105.20-249,109.20-59,476.80

Finding the Fourth Proportional to 166,105.20, 249,109.20 and 59,476.80

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Solution

The fourth proportional to 166,105.20, 249,109.20 and 59,476.80 is: 89,197.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,105.20 : 249,109.20 = 59,476.80 : x
  2. Step 2: Convert to fraction form
    166,105.20/249,109.20 = 59,476.80/x
  3. Step 3: Cross multiply
    166,105.20x = 249,109.20 × 59,476.80
  4. Step 4: Simplify right side
    166,105.20x = 14,816,218,066.56
  5. Step 5: Solve for x
    x = 14,816,218,066.56/166,105.20
  6. Step 6: Final answer
    x = 89,197.80

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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.