Home / 184,787.39-255,007.22-99,905.06

Finding the Fourth Proportional to 184,787.39, 255,007.22 and 99,905.06

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Solution

The fourth proportional to 184,787.39, 255,007.22 and 99,905.06 is: 137,869.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,787.39 : 255,007.22 = 99,905.06 : x
  2. Step 2: Convert to fraction form
    184,787.39/255,007.22 = 99,905.06/x
  3. Step 3: Cross multiply
    184,787.39x = 255,007.22 × 99,905.06
  4. Step 4: Simplify right side
    184,787.39x = 25,476,511,614.53
  5. Step 5: Solve for x
    x = 25,476,511,614.53/184,787.39
  6. Step 6: Final answer
    x = 137,869.32

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1.5x scale

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.