Home / 69,824.60-96,392.38-54,691.16

Finding the Fourth Proportional to 69,824.60, 96,392.38 and 54,691.16

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Solution

The fourth proportional to 69,824.60, 96,392.38 and 54,691.16 is: 75,500.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,824.60 : 96,392.38 = 54,691.16 : x
  2. Step 2: Convert to fraction form
    69,824.60/96,392.38 = 54,691.16/x
  3. Step 3: Cross multiply
    69,824.60x = 96,392.38 × 54,691.16
  4. Step 4: Simplify right side
    69,824.60x = 5,271,811,077.36
  5. Step 5: Solve for x
    x = 5,271,811,077.36/69,824.60
  6. Step 6: Final answer
    x = 75,500.77

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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.