Home / 47,892.15-66,090.78-26,670.96

Finding the Fourth Proportional to 47,892.15, 66,090.78 and 26,670.96

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Solution

The fourth proportional to 47,892.15, 66,090.78 and 26,670.96 is: 36,805.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,892.15 : 66,090.78 = 26,670.96 : x
  2. Step 2: Convert to fraction form
    47,892.15/66,090.78 = 26,670.96/x
  3. Step 3: Cross multiply
    47,892.15x = 66,090.78 × 26,670.96
  4. Step 4: Simplify right side
    47,892.15x = 1,762,704,549.75
  5. Step 5: Solve for x
    x = 1,762,704,549.75/47,892.15
  6. Step 6: Final answer
    x = 36,805.71

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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.