Home / 160,613.68-221,640.90-92,633.50

Finding the Fourth Proportional to 160,613.68, 221,640.90 and 92,633.50

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Solution

The fourth proportional to 160,613.68, 221,640.90 and 92,633.50 is: 127,830.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,613.68 : 221,640.90 = 92,633.50 : x
  2. Step 2: Convert to fraction form
    160,613.68/221,640.90 = 92,633.50/x
  3. Step 3: Cross multiply
    160,613.68x = 221,640.90 × 92,633.50
  4. Step 4: Simplify right side
    160,613.68x = 20,531,372,310.15
  5. Step 5: Solve for x
    x = 20,531,372,310.15/160,613.68
  6. Step 6: Final answer
    x = 127,830.78

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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.