Home / 66,887.18-100,330.96-27,444.86

Finding the Fourth Proportional to 66,887.18, 100,330.96 and 27,444.86

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Solution

The fourth proportional to 66,887.18, 100,330.96 and 27,444.86 is: 41,167.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,887.18 : 100,330.96 = 27,444.86 : x
  2. Step 2: Convert to fraction form
    66,887.18/100,330.96 = 27,444.86/x
  3. Step 3: Cross multiply
    66,887.18x = 100,330.96 × 27,444.86
  4. Step 4: Simplify right side
    66,887.18x = 2,753,569,150.87
  5. Step 5: Solve for x
    x = 2,753,569,150.87/66,887.18
  6. Step 6: Final answer
    x = 41,167.37

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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.