Home / 184,877.66-255,131.20-99,994.72

Finding the Fourth Proportional to 184,877.66, 255,131.20 and 99,994.72

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Solution

The fourth proportional to 184,877.66, 255,131.20 and 99,994.72 is: 137,992.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,877.66 : 255,131.20 = 99,994.72 : x
  2. Step 2: Convert to fraction form
    184,877.66/255,131.20 = 99,994.72/x
  3. Step 3: Cross multiply
    184,877.66x = 255,131.20 × 99,994.72
  4. Step 4: Simplify right side
    184,877.66x = 25,511,772,907.26
  5. Step 5: Solve for x
    x = 25,511,772,907.26/184,877.66
  6. Step 6: Final answer
    x = 137,992.73

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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.