Home / 52,118.36-71,923.58-28,245.06

Finding the Fourth Proportional to 52,118.36, 71,923.58 and 28,245.06

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Solution

The fourth proportional to 52,118.36, 71,923.58 and 28,245.06 is: 38,978.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,118.36 : 71,923.58 = 28,245.06 : x
  2. Step 2: Convert to fraction form
    52,118.36/71,923.58 = 28,245.06/x
  3. Step 3: Cross multiply
    52,118.36x = 71,923.58 × 28,245.06
  4. Step 4: Simplify right side
    52,118.36x = 2,031,485,797.21
  5. Step 5: Solve for x
    x = 2,031,485,797.21/52,118.36
  6. Step 6: Final answer
    x = 38,978.31

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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.