Home / 77,628.11-116,344.76-33,202.62

Finding the Fourth Proportional to 77,628.11, 116,344.76 and 33,202.62

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Solution

The fourth proportional to 77,628.11, 116,344.76 and 33,202.62 is: 49,762.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,628.11 : 116,344.76 = 33,202.62 : x
  2. Step 2: Convert to fraction form
    77,628.11/116,344.76 = 33,202.62/x
  3. Step 3: Cross multiply
    77,628.11x = 116,344.76 × 33,202.62
  4. Step 4: Simplify right side
    77,628.11x = 3,862,950,689.26
  5. Step 5: Solve for x
    x = 3,862,950,689.26/77,628.11
  6. Step 6: Final answer
    x = 49,762.27

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1.5x scale

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.