Home / 83,168.64-114,759.45-47,359.35

Finding the Fourth Proportional to 83,168.64, 114,759.45 and 47,359.35

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Solution

The fourth proportional to 83,168.64, 114,759.45 and 47,359.35 is: 65,348.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,168.64 : 114,759.45 = 47,359.35 : x
  2. Step 2: Convert to fraction form
    83,168.64/114,759.45 = 47,359.35/x
  3. Step 3: Cross multiply
    83,168.64x = 114,759.45 × 47,359.35
  4. Step 4: Simplify right side
    83,168.64x = 5,434,932,958.36
  5. Step 5: Solve for x
    x = 5,434,932,958.36/83,168.64
  6. Step 6: Final answer
    x = 65,348.34

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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.