Home / 166,515.90-249,776.22-54,196.71

Finding the Fourth Proportional to 166,515.90, 249,776.22 and 54,196.71

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Solution

The fourth proportional to 166,515.90, 249,776.22 and 54,196.71 is: 81,295.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,515.90 : 249,776.22 = 54,196.71 : x
  2. Step 2: Convert to fraction form
    166,515.90/249,776.22 = 54,196.71/x
  3. Step 3: Cross multiply
    166,515.90x = 249,776.22 × 54,196.71
  4. Step 4: Simplify right side
    166,515.90x = 13,537,049,360.24
  5. Step 5: Solve for x
    x = 13,537,049,360.24/166,515.90
  6. Step 6: Final answer
    x = 81,295.84

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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.