Home / 75,633.72-113,455.80-25,693.44

Finding the Fourth Proportional to 75,633.72, 113,455.80 and 25,693.44

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Solution

The fourth proportional to 75,633.72, 113,455.80 and 25,693.44 is: 38,541.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,633.72 : 113,455.80 = 25,693.44 : x
  2. Step 2: Convert to fraction form
    75,633.72/113,455.80 = 25,693.44/x
  3. Step 3: Cross multiply
    75,633.72x = 113,455.80 × 25,693.44
  4. Step 4: Simplify right side
    75,633.72x = 2,915,069,789.95
  5. Step 5: Solve for x
    x = 2,915,069,789.95/75,633.72
  6. Step 6: Final answer
    x = 38,541.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.