Home / 47,910.11-66,123.83-26,696.21

Finding the Fourth Proportional to 47,910.11, 66,123.83 and 26,696.21

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Solution

The fourth proportional to 47,910.11, 66,123.83 and 26,696.21 is: 36,845.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,910.11 : 66,123.83 = 26,696.21 : x
  2. Step 2: Convert to fraction form
    47,910.11/66,123.83 = 26,696.21/x
  3. Step 3: Cross multiply
    47,910.11x = 66,123.83 × 26,696.21
  4. Step 4: Simplify right side
    47,910.11x = 1,765,255,518.20
  5. Step 5: Solve for x
    x = 1,765,255,518.20/47,910.11
  6. Step 6: Final answer
    x = 36,845.16

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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.