Home / 211,588.11-291,996.98-116,094.78

Finding the Fourth Proportional to 211,588.11, 291,996.98 and 116,094.78

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Solution

The fourth proportional to 211,588.11, 291,996.98 and 116,094.78 is: 160,213.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,588.11 : 291,996.98 = 116,094.78 : x
  2. Step 2: Convert to fraction form
    211,588.11/291,996.98 = 116,094.78/x
  3. Step 3: Cross multiply
    211,588.11x = 291,996.98 × 116,094.78
  4. Step 4: Simplify right side
    211,588.11x = 33,899,324,573.29
  5. Step 5: Solve for x
    x = 33,899,324,573.29/211,588.11
  6. Step 6: Final answer
    x = 160,213.75

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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.