Home / 53,363.43-73,640.52-29,489.61

Finding the Fourth Proportional to 53,363.43, 73,640.52 and 29,489.61

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Solution

The fourth proportional to 53,363.43, 73,640.52 and 29,489.61 is: 40,695.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,363.43 : 73,640.52 = 29,489.61 : x
  2. Step 2: Convert to fraction form
    53,363.43/73,640.52 = 29,489.61/x
  3. Step 3: Cross multiply
    53,363.43x = 73,640.52 × 29,489.61
  4. Step 4: Simplify right side
    53,363.43x = 2,171,630,215.00
  5. Step 5: Solve for x
    x = 2,171,630,215.00/53,363.43
  6. Step 6: Final answer
    x = 40,695.10

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1.5x scale

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.