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Finding the Fourth Proportional to 194,588.93, 291,883.40 and 89,496.29

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Solution

The fourth proportional to 194,588.93, 291,883.40 and 89,496.29 is: 134,244.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,588.93 : 291,883.40 = 89,496.29 : x
  2. Step 2: Convert to fraction form
    194,588.93/291,883.40 = 89,496.29/x
  3. Step 3: Cross multiply
    194,588.93x = 291,883.40 × 89,496.29
  4. Step 4: Simplify right side
    194,588.93x = 26,122,480,965.10
  5. Step 5: Solve for x
    x = 26,122,480,965.10/194,588.93
  6. Step 6: Final answer
    x = 134,244.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.