Home / 53,431.98-73,735.46-29,558.16

Finding the Fourth Proportional to 53,431.98, 73,735.46 and 29,558.16

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Solution

The fourth proportional to 53,431.98, 73,735.46 and 29,558.16 is: 40,789.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,431.98 : 73,735.46 = 29,558.16 : x
  2. Step 2: Convert to fraction form
    53,431.98/73,735.46 = 29,558.16/x
  3. Step 3: Cross multiply
    53,431.98x = 73,735.46 × 29,558.16
  4. Step 4: Simplify right side
    53,431.98x = 2,179,484,524.35
  5. Step 5: Solve for x
    x = 2,179,484,524.35/53,431.98
  6. Step 6: Final answer
    x = 40,789.89

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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.