Home / 53,717.83-80,520.56-29,990.58

Finding the Fourth Proportional to 53,717.83, 80,520.56 and 29,990.58

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Solution

The fourth proportional to 53,717.83, 80,520.56 and 29,990.58 is: 44,954.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,717.83 : 80,520.56 = 29,990.58 : x
  2. Step 2: Convert to fraction form
    53,717.83/80,520.56 = 29,990.58/x
  3. Step 3: Cross multiply
    53,717.83x = 80,520.56 × 29,990.58
  4. Step 4: Simplify right side
    53,717.83x = 2,414,858,099.00
  5. Step 5: Solve for x
    x = 2,414,858,099.00/53,717.83
  6. Step 6: Final answer
    x = 44,954.50

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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.