Home / 146,392.20-219,612.60-57,648.60

Finding the Fourth Proportional to 146,392.20, 219,612.60 and 57,648.60

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Solution

The fourth proportional to 146,392.20, 219,612.60 and 57,648.60 is: 86,482.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,392.20 : 219,612.60 = 57,648.60 : x
  2. Step 2: Convert to fraction form
    146,392.20/219,612.60 = 57,648.60/x
  3. Step 3: Cross multiply
    146,392.20x = 219,612.60 × 57,648.60
  4. Step 4: Simplify right side
    146,392.20x = 12,660,358,932.36
  5. Step 5: Solve for x
    x = 12,660,358,932.36/146,392.20
  6. Step 6: Final answer
    x = 86,482.47

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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.