Home / 85,467.04-117,945.76-47,227.47

Finding the Fourth Proportional to 85,467.04, 117,945.76 and 47,227.47

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Solution

The fourth proportional to 85,467.04, 117,945.76 and 47,227.47 is: 65,174.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,467.04 : 117,945.76 = 47,227.47 : x
  2. Step 2: Convert to fraction form
    85,467.04/117,945.76 = 47,227.47/x
  3. Step 3: Cross multiply
    85,467.04x = 117,945.76 × 47,227.47
  4. Step 4: Simplify right side
    85,467.04x = 5,570,279,842.03
  5. Step 5: Solve for x
    x = 5,570,279,842.03/85,467.04
  6. Step 6: Final answer
    x = 65,174.60

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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.