Home / 53,521.32-73,898.82-49,540.68

Finding the Fourth Proportional to 53,521.32, 73,898.82 and 49,540.68

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Solution

The fourth proportional to 53,521.32, 73,898.82 and 49,540.68 is: 68,402.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,521.32 : 73,898.82 = 49,540.68 : x
  2. Step 2: Convert to fraction form
    53,521.32/73,898.82 = 49,540.68/x
  3. Step 3: Cross multiply
    53,521.32x = 73,898.82 × 49,540.68
  4. Step 4: Simplify right side
    53,521.32x = 3,660,997,794.00
  5. Step 5: Solve for x
    x = 3,660,997,794.00/53,521.32
  6. Step 6: Final answer
    x = 68,402.61

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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.