Home / 82,930.74-114,447.54-47,126.82

Finding the Fourth Proportional to 82,930.74, 114,447.54 and 47,126.82

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Solution

The fourth proportional to 82,930.74, 114,447.54 and 47,126.82 is: 65,036.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,930.74 : 114,447.54 = 47,126.82 : x
  2. Step 2: Convert to fraction form
    82,930.74/114,447.54 = 47,126.82/x
  3. Step 3: Cross multiply
    82,930.74x = 114,447.54 × 47,126.82
  4. Step 4: Simplify right side
    82,930.74x = 5,393,548,617.02
  5. Step 5: Solve for x
    x = 5,393,548,617.02/82,930.74
  6. Step 6: Final answer
    x = 65,036.78

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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.