Home / 94,015.32-129,740.43-51,573.57

Finding the Fourth Proportional to 94,015.32, 129,740.43 and 51,573.57

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Solution

The fourth proportional to 94,015.32, 129,740.43 and 51,573.57 is: 71,171.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,015.32 : 129,740.43 = 51,573.57 : x
  2. Step 2: Convert to fraction form
    94,015.32/129,740.43 = 51,573.57/x
  3. Step 3: Cross multiply
    94,015.32x = 129,740.43 × 51,573.57
  4. Step 4: Simplify right side
    94,015.32x = 6,691,177,148.44
  5. Step 5: Solve for x
    x = 6,691,177,148.44/94,015.32
  6. Step 6: Final answer
    x = 71,171.14

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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.