Home / 53,412.54-80,112.69-13,973.46

Finding the Fourth Proportional to 53,412.54, 80,112.69 and 13,973.46

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Solution

The fourth proportional to 53,412.54, 80,112.69 and 13,973.46 is: 20,958.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,412.54 : 80,112.69 = 13,973.46 : x
  2. Step 2: Convert to fraction form
    53,412.54/80,112.69 = 13,973.46/x
  3. Step 3: Cross multiply
    53,412.54x = 80,112.69 × 13,973.46
  4. Step 4: Simplify right side
    53,412.54x = 1,119,451,469.21
  5. Step 5: Solve for x
    x = 1,119,451,469.21/53,412.54
  6. Step 6: Final answer
    x = 20,958.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.