Home / 140,341.41-193,656.22-82,982.91

Finding the Fourth Proportional to 140,341.41, 193,656.22 and 82,982.91

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Solution

The fourth proportional to 140,341.41, 193,656.22 and 82,982.91 is: 114,507.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,341.41 : 193,656.22 = 82,982.91 : x
  2. Step 2: Convert to fraction form
    140,341.41/193,656.22 = 82,982.91/x
  3. Step 3: Cross multiply
    140,341.41x = 193,656.22 × 82,982.91
  4. Step 4: Simplify right side
    140,341.41x = 16,070,157,193.95
  5. Step 5: Solve for x
    x = 16,070,157,193.95/140,341.41
  6. Step 6: Final answer
    x = 114,507.59

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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.