Home / 47,963.21-66,187.89-27,818.82

Finding the Fourth Proportional to 47,963.21, 66,187.89 and 27,818.82

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Solution

The fourth proportional to 47,963.21, 66,187.89 and 27,818.82 is: 38,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,963.21 : 66,187.89 = 27,818.82 : x
  2. Step 2: Convert to fraction form
    47,963.21/66,187.89 = 27,818.82/x
  3. Step 3: Cross multiply
    47,963.21x = 66,187.89 × 27,818.82
  4. Step 4: Simplify right side
    47,963.21x = 1,841,268,998.09
  5. Step 5: Solve for x
    x = 1,841,268,998.09/47,963.21
  6. Step 6: Final answer
    x = 38,389.20

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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.