Home / 166,461.24-249,716.72-61,272.21

Finding the Fourth Proportional to 166,461.24, 249,716.72 and 61,272.21

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Solution

The fourth proportional to 166,461.24, 249,716.72 and 61,272.21 is: 91,917.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,461.24 : 249,716.72 = 61,272.21 : x
  2. Step 2: Convert to fraction form
    166,461.24/249,716.72 = 61,272.21/x
  3. Step 3: Cross multiply
    166,461.24x = 249,716.72 × 61,272.21
  4. Step 4: Simplify right side
    166,461.24x = 15,300,695,308.35
  5. Step 5: Solve for x
    x = 15,300,695,308.35/166,461.24
  6. Step 6: Final answer
    x = 91,917.47

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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.