Home / 82,930.74-114,444.34-47,120.74

Finding the Fourth Proportional to 82,930.74, 114,444.34 and 47,120.74

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Solution

The fourth proportional to 82,930.74, 114,444.34 and 47,120.74 is: 65,026.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,930.74 : 114,444.34 = 47,120.74 : x
  2. Step 2: Convert to fraction form
    82,930.74/114,444.34 = 47,120.74/x
  3. Step 3: Cross multiply
    82,930.74x = 114,444.34 × 47,120.74
  4. Step 4: Simplify right side
    82,930.74x = 5,392,701,850.75
  5. Step 5: Solve for x
    x = 5,392,701,850.75/82,930.74
  6. Step 6: Final answer
    x = 65,026.58

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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.