Home / 51,280.08-76,874.48-27,600.40

Finding the Fourth Proportional to 51,280.08, 76,874.48 and 27,600.40

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Solution

The fourth proportional to 51,280.08, 76,874.48 and 27,600.40 is: 41,376.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,280.08 : 76,874.48 = 27,600.40 : x
  2. Step 2: Convert to fraction form
    51,280.08/76,874.48 = 27,600.40/x
  3. Step 3: Cross multiply
    51,280.08x = 76,874.48 × 27,600.40
  4. Step 4: Simplify right side
    51,280.08x = 2,121,766,397.79
  5. Step 5: Solve for x
    x = 2,121,766,397.79/51,280.08
  6. Step 6: Final answer
    x = 41,376.04

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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.