Home / 146,590.70-219,886.05-83,605.10

Finding the Fourth Proportional to 146,590.70, 219,886.05 and 83,605.10

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Solution

The fourth proportional to 146,590.70, 219,886.05 and 83,605.10 is: 125,407.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,590.70 : 219,886.05 = 83,605.10 : x
  2. Step 2: Convert to fraction form
    146,590.70/219,886.05 = 83,605.10/x
  3. Step 3: Cross multiply
    146,590.70x = 219,886.05 × 83,605.10
  4. Step 4: Simplify right side
    146,590.70x = 18,383,595,198.86
  5. Step 5: Solve for x
    x = 18,383,595,198.86/146,590.70
  6. Step 6: Final answer
    x = 125,407.65

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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.