Home / 47,979.05-66,213.70-26,758.22

Finding the Fourth Proportional to 47,979.05, 66,213.70 and 26,758.22

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Solution

The fourth proportional to 47,979.05, 66,213.70 and 26,758.22 is: 36,927.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,979.05 : 66,213.70 = 26,758.22 : x
  2. Step 2: Convert to fraction form
    47,979.05/66,213.70 = 26,758.22/x
  3. Step 3: Cross multiply
    47,979.05x = 66,213.70 × 26,758.22
  4. Step 4: Simplify right side
    47,979.05x = 1,771,760,353.65
  5. Step 5: Solve for x
    x = 1,771,760,353.65/47,979.05
  6. Step 6: Final answer
    x = 36,927.80

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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.