Home / 167,518.71-251,315.12-55,194.39

Finding the Fourth Proportional to 167,518.71, 251,315.12 and 55,194.39

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Solution

The fourth proportional to 167,518.71, 251,315.12 and 55,194.39 is: 82,803.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,518.71 : 251,315.12 = 55,194.39 : x
  2. Step 2: Convert to fraction form
    167,518.71/251,315.12 = 55,194.39/x
  3. Step 3: Cross multiply
    167,518.71x = 251,315.12 × 55,194.39
  4. Step 4: Simplify right side
    167,518.71x = 13,871,184,884.16
  5. Step 5: Solve for x
    x = 13,871,184,884.16/167,518.71
  6. Step 6: Final answer
    x = 82,803.79

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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.