Home / 166,350.76-249,527.22-66,519.36

Finding the Fourth Proportional to 166,350.76, 249,527.22 and 66,519.36

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Solution

The fourth proportional to 166,350.76, 249,527.22 and 66,519.36 is: 99,779.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,350.76 : 249,527.22 = 66,519.36 : x
  2. Step 2: Convert to fraction form
    166,350.76/249,527.22 = 66,519.36/x
  3. Step 3: Cross multiply
    166,350.76x = 249,527.22 × 66,519.36
  4. Step 4: Simplify right side
    166,350.76x = 16,598,390,976.98
  5. Step 5: Solve for x
    x = 16,598,390,976.98/166,350.76
  6. Step 6: Final answer
    x = 99,779.47

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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.