Home / 184,830.88-255,066.80-99,947.92

Finding the Fourth Proportional to 184,830.88, 255,066.80 and 99,947.92

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Solution

The fourth proportional to 184,830.88, 255,066.80 and 99,947.92 is: 137,928.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,830.88 : 255,066.80 = 99,947.92 : x
  2. Step 2: Convert to fraction form
    184,830.88/255,066.80 = 99,947.92/x
  3. Step 3: Cross multiply
    184,830.88x = 255,066.80 × 99,947.92
  4. Step 4: Simplify right side
    184,830.88x = 25,493,396,121.06
  5. Step 5: Solve for x
    x = 25,493,396,121.06/184,830.88
  6. Step 6: Final answer
    x = 137,928.23

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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.