Home / 194,663.28-291,993.12-61,543.56

Finding the Fourth Proportional to 194,663.28, 291,993.12 and 61,543.56

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Solution

The fourth proportional to 194,663.28, 291,993.12 and 61,543.56 is: 92,314.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,663.28 : 291,993.12 = 61,543.56 : x
  2. Step 2: Convert to fraction form
    194,663.28/291,993.12 = 61,543.56/x
  3. Step 3: Cross multiply
    194,663.28x = 291,993.12 × 61,543.56
  4. Step 4: Simplify right side
    194,663.28x = 17,970,296,100.31
  5. Step 5: Solve for x
    x = 17,970,296,100.31/194,663.28
  6. Step 6: Final answer
    x = 92,314.77

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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.