Home / 96,889.56-145,355.40-40,697.61

Finding the Fourth Proportional to 96,889.56, 145,355.40 and 40,697.61

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Solution

The fourth proportional to 96,889.56, 145,355.40 and 40,697.61 is: 61,055.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,889.56 : 145,355.40 = 40,697.61 : x
  2. Step 2: Convert to fraction form
    96,889.56/145,355.40 = 40,697.61/x
  3. Step 3: Cross multiply
    96,889.56x = 145,355.40 × 40,697.61
  4. Step 4: Simplify right side
    96,889.56x = 5,915,617,380.59
  5. Step 5: Solve for x
    x = 5,915,617,380.59/96,889.56
  6. Step 6: Final answer
    x = 61,055.26

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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.