Home / 184,724.15-254,919.22-99,841.21

Finding the Fourth Proportional to 184,724.15, 254,919.22 and 99,841.21

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Solution

The fourth proportional to 184,724.15, 254,919.22 and 99,841.21 is: 137,780.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,724.15 : 254,919.22 = 99,841.21 : x
  2. Step 2: Convert to fraction form
    184,724.15/254,919.22 = 99,841.21/x
  3. Step 3: Cross multiply
    184,724.15x = 254,919.22 × 99,841.21
  4. Step 4: Simplify right side
    184,724.15x = 25,451,442,490.16
  5. Step 5: Solve for x
    x = 25,451,442,490.16/184,724.15
  6. Step 6: Final answer
    x = 137,780.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.