Home / 166,588.46-249,807.56-82,315.74

Finding the Fourth Proportional to 166,588.46, 249,807.56 and 82,315.74

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Solution

The fourth proportional to 166,588.46, 249,807.56 and 82,315.74 is: 123,436.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,588.46 : 249,807.56 = 82,315.74 : x
  2. Step 2: Convert to fraction form
    166,588.46/249,807.56 = 82,315.74/x
  3. Step 3: Cross multiply
    166,588.46x = 249,807.56 × 82,315.74
  4. Step 4: Simplify right side
    166,588.46x = 20,563,093,747.42
  5. Step 5: Solve for x
    x = 20,563,093,747.42/166,588.46
  6. Step 6: Final answer
    x = 123,436.49

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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.