Home / 174,116.20-261,174.30-163,618.60

Finding the Fourth Proportional to 174,116.20, 261,174.30 and 163,618.60

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Solution

The fourth proportional to 174,116.20, 261,174.30 and 163,618.60 is: 245,427.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,116.20 : 261,174.30 = 163,618.60 : x
  2. Step 2: Convert to fraction form
    174,116.20/261,174.30 = 163,618.60/x
  3. Step 3: Cross multiply
    174,116.20x = 261,174.30 × 163,618.60
  4. Step 4: Simplify right side
    174,116.20x = 42,732,973,321.98
  5. Step 5: Solve for x
    x = 42,732,973,321.98/174,116.20
  6. Step 6: Final answer
    x = 245,427.90

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1.5x scale

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.