Home / 39,569.27-59,359.74-11,485.68

Finding the Fourth Proportional to 39,569.27, 59,359.74 and 11,485.68

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Solution

The fourth proportional to 39,569.27, 59,359.74 and 11,485.68 is: 17,230.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,569.27 : 59,359.74 = 11,485.68 : x
  2. Step 2: Convert to fraction form
    39,569.27/59,359.74 = 11,485.68/x
  3. Step 3: Cross multiply
    39,569.27x = 59,359.74 × 11,485.68
  4. Step 4: Simplify right side
    39,569.27x = 681,786,978.52
  5. Step 5: Solve for x
    x = 681,786,978.52/39,569.27
  6. Step 6: Final answer
    x = 17,230.22

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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.