Home / 55,835.08-83,764.86-18,393.64

Finding the Fourth Proportional to 55,835.08, 83,764.86 and 18,393.64

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Solution

The fourth proportional to 55,835.08, 83,764.86 and 18,393.64 is: 27,594.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,835.08 : 83,764.86 = 18,393.64 : x
  2. Step 2: Convert to fraction form
    55,835.08/83,764.86 = 18,393.64/x
  3. Step 3: Cross multiply
    55,835.08x = 83,764.86 × 18,393.64
  4. Step 4: Simplify right side
    55,835.08x = 1,540,740,679.49
  5. Step 5: Solve for x
    x = 1,540,740,679.49/55,835.08
  6. Step 6: Final answer
    x = 27,594.49

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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.