Home / 112,167.06-167,739-83,724.18

Finding the Fourth Proportional to 112,167.06, 167,739 and 83,724.18

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Solution

The fourth proportional to 112,167.06, 167,739 and 83,724.18 is: 125,204.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,167.06 : 167,739 = 83,724.18 : x
  2. Step 2: Convert to fraction form
    112,167.06/167,739 = 83,724.18/x
  3. Step 3: Cross multiply
    112,167.06x = 167,739 × 83,724.18
  4. Step 4: Simplify right side
    112,167.06x = 14,043,810,229.02
  5. Step 5: Solve for x
    x = 14,043,810,229.02/112,167.06
  6. Step 6: Final answer
    x = 125,204.41

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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.