Home / 162,817.80-224,682.05-91,194.15

Finding the Fourth Proportional to 162,817.80, 224,682.05 and 91,194.15

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Solution

The fourth proportional to 162,817.80, 224,682.05 and 91,194.15 is: 125,844.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,817.80 : 224,682.05 = 91,194.15 : x
  2. Step 2: Convert to fraction form
    162,817.80/224,682.05 = 91,194.15/x
  3. Step 3: Cross multiply
    162,817.80x = 224,682.05 × 91,194.15
  4. Step 4: Simplify right side
    162,817.80x = 20,489,689,640.55
  5. Step 5: Solve for x
    x = 20,489,689,640.55/162,817.80
  6. Step 6: Final answer
    x = 125,844.29

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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.