Home / 47,924.60-66,136.38-26,415.12

Finding the Fourth Proportional to 47,924.60, 66,136.38 and 26,415.12

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Solution

The fourth proportional to 47,924.60, 66,136.38 and 26,415.12 is: 36,453.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,924.60 : 66,136.38 = 26,415.12 : x
  2. Step 2: Convert to fraction form
    47,924.60/66,136.38 = 26,415.12/x
  3. Step 3: Cross multiply
    47,924.60x = 66,136.38 × 26,415.12
  4. Step 4: Simplify right side
    47,924.60x = 1,747,000,414.07
  5. Step 5: Solve for x
    x = 1,747,000,414.07/47,924.60
  6. Step 6: Final answer
    x = 36,453.11

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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.