Home / 47,838.10-66,016.88-26,618.71

Finding the Fourth Proportional to 47,838.10, 66,016.88 and 26,618.71

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Solution

The fourth proportional to 47,838.10, 66,016.88 and 26,618.71 is: 36,733.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,838.10 : 66,016.88 = 26,618.71 : x
  2. Step 2: Convert to fraction form
    47,838.10/66,016.88 = 26,618.71/x
  3. Step 3: Cross multiply
    47,838.10x = 66,016.88 × 26,618.71
  4. Step 4: Simplify right side
    47,838.10x = 1,757,284,183.82
  5. Step 5: Solve for x
    x = 1,757,284,183.82/47,838.10
  6. Step 6: Final answer
    x = 36,733.99

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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.