Home / 146,145.40-219,218.10-101,908.60

Finding the Fourth Proportional to 146,145.40, 219,218.10 and 101,908.60

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Solution

The fourth proportional to 146,145.40, 219,218.10 and 101,908.60 is: 152,862.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,145.40 : 219,218.10 = 101,908.60 : x
  2. Step 2: Convert to fraction form
    146,145.40/219,218.10 = 101,908.60/x
  3. Step 3: Cross multiply
    146,145.40x = 219,218.10 × 101,908.60
  4. Step 4: Simplify right side
    146,145.40x = 22,340,209,665.66
  5. Step 5: Solve for x
    x = 22,340,209,665.66/146,145.40
  6. Step 6: Final answer
    x = 152,862.90

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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.