Home / 88,667.15-122,360.40-48,380.63

Finding the Fourth Proportional to 88,667.15, 122,360.40 and 48,380.63

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Solution

The fourth proportional to 88,667.15, 122,360.40 and 48,380.63 is: 66,765.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,667.15 : 122,360.40 = 48,380.63 : x
  2. Step 2: Convert to fraction form
    88,667.15/122,360.40 = 48,380.63/x
  3. Step 3: Cross multiply
    88,667.15x = 122,360.40 × 48,380.63
  4. Step 4: Simplify right side
    88,667.15x = 5,919,873,239.05
  5. Step 5: Solve for x
    x = 5,919,873,239.05/88,667.15
  6. Step 6: Final answer
    x = 66,765.12

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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.