Home / 36,179.16-54,261.40-9,881.72

Finding the Fourth Proportional to 36,179.16, 54,261.40 and 9,881.72

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Solution

The fourth proportional to 36,179.16, 54,261.40 and 9,881.72 is: 14,820.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,179.16 : 54,261.40 = 9,881.72 : x
  2. Step 2: Convert to fraction form
    36,179.16/54,261.40 = 9,881.72/x
  3. Step 3: Cross multiply
    36,179.16x = 54,261.40 × 9,881.72
  4. Step 4: Simplify right side
    36,179.16x = 536,195,961.61
  5. Step 5: Solve for x
    x = 536,195,961.61/36,179.16
  6. Step 6: Final answer
    x = 14,820.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.