Home / 193,916.26-290,880.75-53,663.14

Finding the Fourth Proportional to 193,916.26, 290,880.75 and 53,663.14

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Solution

The fourth proportional to 193,916.26, 290,880.75 and 53,663.14 is: 80,496.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,916.26 : 290,880.75 = 53,663.14 : x
  2. Step 2: Convert to fraction form
    193,916.26/290,880.75 = 53,663.14/x
  3. Step 3: Cross multiply
    193,916.26x = 290,880.75 × 53,663.14
  4. Step 4: Simplify right side
    193,916.26x = 15,609,574,410.56
  5. Step 5: Solve for x
    x = 15,609,574,410.56/193,916.26
  6. Step 6: Final answer
    x = 80,496.47

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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.