Home / 166,514.79-249,706.44-66,656.37

Finding the Fourth Proportional to 166,514.79, 249,706.44 and 66,656.37

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Solution

The fourth proportional to 166,514.79, 249,706.44 and 66,656.37 is: 99,958.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,514.79 : 249,706.44 = 66,656.37 : x
  2. Step 2: Convert to fraction form
    166,514.79/249,706.44 = 66,656.37/x
  3. Step 3: Cross multiply
    166,514.79x = 249,706.44 × 66,656.37
  4. Step 4: Simplify right side
    166,514.79x = 16,644,524,856.02
  5. Step 5: Solve for x
    x = 16,644,524,856.02/166,514.79
  6. Step 6: Final answer
    x = 99,958.24

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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.