Home / 194,301.45-291,459.38-67,916.97

Finding the Fourth Proportional to 194,301.45, 291,459.38 and 67,916.97

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Solution

The fourth proportional to 194,301.45, 291,459.38 and 67,916.97 is: 101,877.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,301.45 : 291,459.38 = 67,916.97 : x
  2. Step 2: Convert to fraction form
    194,301.45/291,459.38 = 67,916.97/x
  3. Step 3: Cross multiply
    194,301.45x = 291,459.38 × 67,916.97
  4. Step 4: Simplify right side
    194,301.45x = 19,795,037,628.09
  5. Step 5: Solve for x
    x = 19,795,037,628.09/194,301.45
  6. Step 6: Final answer
    x = 101,877.97

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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.