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Finding the Fourth Proportional to 94,321.67, 130,182.39 and 54,062.41

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Solution

The fourth proportional to 94,321.67, 130,182.39 and 54,062.41 is: 74,616.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,321.67 : 130,182.39 = 54,062.41 : x
  2. Step 2: Convert to fraction form
    94,321.67/130,182.39 = 54,062.41/x
  3. Step 3: Cross multiply
    94,321.67x = 130,182.39 × 54,062.41
  4. Step 4: Simplify right side
    94,321.67x = 7,037,973,742.96
  5. Step 5: Solve for x
    x = 7,037,973,742.96/94,321.67
  6. Step 6: Final answer
    x = 74,616.72

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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.