Home / 47,945.55-66,165.15-27,814.42

Finding the Fourth Proportional to 47,945.55, 66,165.15 and 27,814.42

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Solution

The fourth proportional to 47,945.55, 66,165.15 and 27,814.42 is: 38,384.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,945.55 : 66,165.15 = 27,814.42 : x
  2. Step 2: Convert to fraction form
    47,945.55/66,165.15 = 27,814.42/x
  3. Step 3: Cross multiply
    47,945.55x = 66,165.15 × 27,814.42
  4. Step 4: Simplify right side
    47,945.55x = 1,840,345,458.47
  5. Step 5: Solve for x
    x = 1,840,345,458.47/47,945.55
  6. Step 6: Final answer
    x = 38,384.07

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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.