Home / 53,777.55-74,214.83-29,579.54

Finding the Fourth Proportional to 53,777.55, 74,214.83 and 29,579.54

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Solution

The fourth proportional to 53,777.55, 74,214.83 and 29,579.54 is: 40,820.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,777.55 : 74,214.83 = 29,579.54 : x
  2. Step 2: Convert to fraction form
    53,777.55/74,214.83 = 29,579.54/x
  3. Step 3: Cross multiply
    53,777.55x = 74,214.83 × 29,579.54
  4. Step 4: Simplify right side
    53,777.55x = 2,195,240,486.53
  5. Step 5: Solve for x
    x = 2,195,240,486.53/53,777.55
  6. Step 6: Final answer
    x = 40,820.76

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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.