Home / 85,171.44-117,536.76-47,447.04

Finding the Fourth Proportional to 85,171.44, 117,536.76 and 47,447.04

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Solution

The fourth proportional to 85,171.44, 117,536.76 and 47,447.04 is: 65,477.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,171.44 : 117,536.76 = 47,447.04 : x
  2. Step 2: Convert to fraction form
    85,171.44/117,536.76 = 47,447.04/x
  3. Step 3: Cross multiply
    85,171.44x = 117,536.76 × 47,447.04
  4. Step 4: Simplify right side
    85,171.44x = 5,576,771,353.19
  5. Step 5: Solve for x
    x = 5,576,771,353.19/85,171.44
  6. Step 6: Final answer
    x = 65,477.01

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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.