Home / 106,453.14-146,898.63-61,099.21

Finding the Fourth Proportional to 106,453.14, 146,898.63 and 61,099.21

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Solution

The fourth proportional to 106,453.14, 146,898.63 and 61,099.21 is: 84,313.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,453.14 : 146,898.63 = 61,099.21 : x
  2. Step 2: Convert to fraction form
    106,453.14/146,898.63 = 61,099.21/x
  3. Step 3: Cross multiply
    106,453.14x = 146,898.63 × 61,099.21
  4. Step 4: Simplify right side
    106,453.14x = 8,975,390,243.08
  5. Step 5: Solve for x
    x = 8,975,390,243.08/106,453.14
  6. Step 6: Final answer
    x = 84,313.06

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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.