Home / 53,480.68-73,806.05-30,823.36

Finding the Fourth Proportional to 53,480.68, 73,806.05 and 30,823.36

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Solution

The fourth proportional to 53,480.68, 73,806.05 and 30,823.36 is: 42,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,480.68 : 73,806.05 = 30,823.36 : x
  2. Step 2: Convert to fraction form
    53,480.68/73,806.05 = 30,823.36/x
  3. Step 3: Cross multiply
    53,480.68x = 73,806.05 × 30,823.36
  4. Step 4: Simplify right side
    53,480.68x = 2,274,950,341.87
  5. Step 5: Solve for x
    x = 2,274,950,341.87/53,480.68
  6. Step 6: Final answer
    x = 42,537.80

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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.