Home / 184,845.80-255,087.06-99,963.20

Finding the Fourth Proportional to 184,845.80, 255,087.06 and 99,963.20

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Solution

The fourth proportional to 184,845.80, 255,087.06 and 99,963.20 is: 137,949.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,845.80 : 255,087.06 = 99,963.20 : x
  2. Step 2: Convert to fraction form
    184,845.80/255,087.06 = 99,963.20/x
  3. Step 3: Cross multiply
    184,845.80x = 255,087.06 × 99,963.20
  4. Step 4: Simplify right side
    184,845.80x = 25,499,318,796.19
  5. Step 5: Solve for x
    x = 25,499,318,796.19/184,845.80
  6. Step 6: Final answer
    x = 137,949.14

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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.