Home / 53,826.55-74,277.47-31,163.92

Finding the Fourth Proportional to 53,826.55, 74,277.47 and 31,163.92

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Solution

The fourth proportional to 53,826.55, 74,277.47 and 31,163.92 is: 43,004.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,826.55 : 74,277.47 = 31,163.92 : x
  2. Step 2: Convert to fraction form
    53,826.55/74,277.47 = 31,163.92/x
  3. Step 3: Cross multiply
    53,826.55x = 74,277.47 × 31,163.92
  4. Step 4: Simplify right side
    53,826.55x = 2,314,777,025.10
  5. Step 5: Solve for x
    x = 2,314,777,025.10/53,826.55
  6. Step 6: Final answer
    x = 43,004.37

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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.