Home / 115,924.20-173,768.65-65,900.93

Finding the Fourth Proportional to 115,924.20, 173,768.65 and 65,900.93

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Solution

The fourth proportional to 115,924.20, 173,768.65 and 65,900.93 is: 98,784.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,924.20 : 173,768.65 = 65,900.93 : x
  2. Step 2: Convert to fraction form
    115,924.20/173,768.65 = 65,900.93/x
  3. Step 3: Cross multiply
    115,924.20x = 173,768.65 × 65,900.93
  4. Step 4: Simplify right side
    115,924.20x = 11,451,515,639.84
  5. Step 5: Solve for x
    x = 11,451,515,639.84/115,924.20
  6. Step 6: Final answer
    x = 98,784.51

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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.