Home / 166,039.91-249,041.40-59,419.56

Finding the Fourth Proportional to 166,039.91, 249,041.40 and 59,419.56

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Solution

The fourth proportional to 166,039.91, 249,041.40 and 59,419.56 is: 89,122.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,039.91 : 249,041.40 = 59,419.56 : x
  2. Step 2: Convert to fraction form
    166,039.91/249,041.40 = 59,419.56/x
  3. Step 3: Cross multiply
    166,039.91x = 249,041.40 × 59,419.56
  4. Step 4: Simplify right side
    166,039.91x = 14,797,930,409.78
  5. Step 5: Solve for x
    x = 14,797,930,409.78/166,039.91
  6. Step 6: Final answer
    x = 89,122.73

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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.