Home / 57,634.72-86,296.20-29,874.40

Finding the Fourth Proportional to 57,634.72, 86,296.20 and 29,874.40

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Solution

The fourth proportional to 57,634.72, 86,296.20 and 29,874.40 is: 44,730.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,634.72 : 86,296.20 = 29,874.40 : x
  2. Step 2: Convert to fraction form
    57,634.72/86,296.20 = 29,874.40/x
  3. Step 3: Cross multiply
    57,634.72x = 86,296.20 × 29,874.40
  4. Step 4: Simplify right side
    57,634.72x = 2,578,047,197.28
  5. Step 5: Solve for x
    x = 2,578,047,197.28/57,634.72
  6. Step 6: Final answer
    x = 44,730.80

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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.