Home / 94,015.08-129,742.92-51,573.60

Finding the Fourth Proportional to 94,015.08, 129,742.92 and 51,573.60

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Solution

The fourth proportional to 94,015.08, 129,742.92 and 51,573.60 is: 71,172.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,015.08 : 129,742.92 = 51,573.60 : x
  2. Step 2: Convert to fraction form
    94,015.08/129,742.92 = 51,573.60/x
  3. Step 3: Cross multiply
    94,015.08x = 129,742.92 × 51,573.60
  4. Step 4: Simplify right side
    94,015.08x = 6,691,309,458.91
  5. Step 5: Solve for x
    x = 6,691,309,458.91/94,015.08
  6. Step 6: Final answer
    x = 71,172.73

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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.