Home / 146,107.60-219,161.40-89,026.90

Finding the Fourth Proportional to 146,107.60, 219,161.40 and 89,026.90

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Solution

The fourth proportional to 146,107.60, 219,161.40 and 89,026.90 is: 133,540.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,107.60 : 219,161.40 = 89,026.90 : x
  2. Step 2: Convert to fraction form
    146,107.60/219,161.40 = 89,026.90/x
  3. Step 3: Cross multiply
    146,107.60x = 219,161.40 × 89,026.90
  4. Step 4: Simplify right side
    146,107.60x = 19,511,260,041.66
  5. Step 5: Solve for x
    x = 19,511,260,041.66/146,107.60
  6. Step 6: Final answer
    x = 133,540.35

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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.