Home / 107,511.99-161,065.68-63,006.54

Finding the Fourth Proportional to 107,511.99, 161,065.68 and 63,006.54

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Solution

The fourth proportional to 107,511.99, 161,065.68 and 63,006.54 is: 94,391.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,511.99 : 161,065.68 = 63,006.54 : x
  2. Step 2: Convert to fraction form
    107,511.99/161,065.68 = 63,006.54/x
  3. Step 3: Cross multiply
    107,511.99x = 161,065.68 × 63,006.54
  4. Step 4: Simplify right side
    107,511.99x = 10,148,191,209.55
  5. Step 5: Solve for x
    x = 10,148,191,209.55/107,511.99
  6. Step 6: Final answer
    x = 94,391.25

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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.