Home / 146,515.70-219,773.55-53,009.30

Finding the Fourth Proportional to 146,515.70, 219,773.55 and 53,009.30

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Solution

The fourth proportional to 146,515.70, 219,773.55 and 53,009.30 is: 79,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,515.70 : 219,773.55 = 53,009.30 : x
  2. Step 2: Convert to fraction form
    146,515.70/219,773.55 = 53,009.30/x
  3. Step 3: Cross multiply
    146,515.70x = 219,773.55 × 53,009.30
  4. Step 4: Simplify right side
    146,515.70x = 11,650,042,044.02
  5. Step 5: Solve for x
    x = 11,650,042,044.02/146,515.70
  6. Step 6: Final answer
    x = 79,513.95

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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.