Home / 53,485.36-73,817.90-30,827.73

Finding the Fourth Proportional to 53,485.36, 73,817.90 and 30,827.73

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Solution

The fourth proportional to 53,485.36, 73,817.90 and 30,827.73 is: 42,546.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,485.36 : 73,817.90 = 30,827.73 : x
  2. Step 2: Convert to fraction form
    53,485.36/73,817.90 = 30,827.73/x
  3. Step 3: Cross multiply
    53,485.36x = 73,817.90 × 30,827.73
  4. Step 4: Simplify right side
    53,485.36x = 2,275,638,290.37
  5. Step 5: Solve for x
    x = 2,275,638,290.37/53,485.36
  6. Step 6: Final answer
    x = 42,546.94

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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.