Home / 118,093.42-162,960.75-66,418.26

Finding the Fourth Proportional to 118,093.42, 162,960.75 and 66,418.26

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Solution

The fourth proportional to 118,093.42, 162,960.75 and 66,418.26 is: 91,652.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,093.42 : 162,960.75 = 66,418.26 : x
  2. Step 2: Convert to fraction form
    118,093.42/162,960.75 = 66,418.26/x
  3. Step 3: Cross multiply
    118,093.42x = 162,960.75 × 66,418.26
  4. Step 4: Simplify right side
    118,093.42x = 10,823,569,463.30
  5. Step 5: Solve for x
    x = 10,823,569,463.30/118,093.42
  6. Step 6: Final answer
    x = 91,652.60

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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.