Home / 166,279.80-249,518.04-61,172.52

Finding the Fourth Proportional to 166,279.80, 249,518.04 and 61,172.52

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Solution

The fourth proportional to 166,279.80, 249,518.04 and 61,172.52 is: 91,794.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,279.80 : 249,518.04 = 61,172.52 : x
  2. Step 2: Convert to fraction form
    166,279.80/249,518.04 = 61,172.52/x
  3. Step 3: Cross multiply
    166,279.80x = 249,518.04 × 61,172.52
  4. Step 4: Simplify right side
    166,279.80x = 15,263,647,292.26
  5. Step 5: Solve for x
    x = 15,263,647,292.26/166,279.80
  6. Step 6: Final answer
    x = 91,794.96

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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.