Home / 53,777.75-74,215.08-29,579.73

Finding the Fourth Proportional to 53,777.75, 74,215.08 and 29,579.73

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Solution

The fourth proportional to 53,777.75, 74,215.08 and 29,579.73 is: 40,821.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,777.75 : 74,215.08 = 29,579.73 : x
  2. Step 2: Convert to fraction form
    53,777.75/74,215.08 = 29,579.73/x
  3. Step 3: Cross multiply
    53,777.75x = 74,215.08 × 29,579.73
  4. Step 4: Simplify right side
    53,777.75x = 2,195,262,028.33
  5. Step 5: Solve for x
    x = 2,195,262,028.33/53,777.75
  6. Step 6: Final answer
    x = 40,821.01

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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.