Home / 166,710.80-250,649.40-163,211.60

Finding the Fourth Proportional to 166,710.80, 250,649.40 and 163,211.60

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Solution

The fourth proportional to 166,710.80, 250,649.40 and 163,211.60 is: 245,388.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,710.80 : 250,649.40 = 163,211.60 : x
  2. Step 2: Convert to fraction form
    166,710.80/250,649.40 = 163,211.60/x
  3. Step 3: Cross multiply
    166,710.80x = 250,649.40 × 163,211.60
  4. Step 4: Simplify right side
    166,710.80x = 40,908,889,613.04
  5. Step 5: Solve for x
    x = 40,908,889,613.04/166,710.80
  6. Step 6: Final answer
    x = 245,388.36

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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.