Home / 212,649.44-293,469.45-117,156.11

Finding the Fourth Proportional to 212,649.44, 293,469.45 and 117,156.11

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Solution

The fourth proportional to 212,649.44, 293,469.45 and 117,156.11 is: 161,682.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,649.44 : 293,469.45 = 117,156.11 : x
  2. Step 2: Convert to fraction form
    212,649.44/293,469.45 = 117,156.11/x
  3. Step 3: Cross multiply
    212,649.44x = 293,469.45 × 117,156.11
  4. Step 4: Simplify right side
    212,649.44x = 34,381,739,165.84
  5. Step 5: Solve for x
    x = 34,381,739,165.84/212,649.44
  6. Step 6: Final answer
    x = 161,682.72

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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.