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Finding the Fourth Proportional to 94,538.52, 130,465.98 and 52,099.80

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Solution

The fourth proportional to 94,538.52, 130,465.98 and 52,099.80 is: 71,899.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,538.52 : 130,465.98 = 52,099.80 : x
  2. Step 2: Convert to fraction form
    94,538.52/130,465.98 = 52,099.80/x
  3. Step 3: Cross multiply
    94,538.52x = 130,465.98 × 52,099.80
  4. Step 4: Simplify right side
    94,538.52x = 6,797,251,464.80
  5. Step 5: Solve for x
    x = 6,797,251,464.80/94,538.52
  6. Step 6: Final answer
    x = 71,899.28

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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.