Home / 53,687.24-74,096.47-38,629.74

Finding the Fourth Proportional to 53,687.24, 74,096.47 and 38,629.74

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Solution

The fourth proportional to 53,687.24, 74,096.47 and 38,629.74 is: 53,314.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,687.24 : 74,096.47 = 38,629.74 : x
  2. Step 2: Convert to fraction form
    53,687.24/74,096.47 = 38,629.74/x
  3. Step 3: Cross multiply
    53,687.24x = 74,096.47 × 38,629.74
  4. Step 4: Simplify right side
    53,687.24x = 2,862,327,371.02
  5. Step 5: Solve for x
    x = 2,862,327,371.02/53,687.24
  6. Step 6: Final answer
    x = 53,314.85

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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.