Home / 53,468.76-73,805.33-30,816.80

Finding the Fourth Proportional to 53,468.76, 73,805.33 and 30,816.80

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Solution

The fourth proportional to 53,468.76, 73,805.33 and 30,816.80 is: 42,537.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,468.76 : 73,805.33 = 30,816.80 : x
  2. Step 2: Convert to fraction form
    53,468.76/73,805.33 = 30,816.80/x
  3. Step 3: Cross multiply
    53,468.76x = 73,805.33 × 30,816.80
  4. Step 4: Simplify right side
    53,468.76x = 2,274,444,093.54
  5. Step 5: Solve for x
    x = 2,274,444,093.54/53,468.76
  6. Step 6: Final answer
    x = 42,537.81

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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.