Home / 39,831.01-59,732.58-11,743.61

Finding the Fourth Proportional to 39,831.01, 59,732.58 and 11,743.61

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Solution

The fourth proportional to 39,831.01, 59,732.58 and 11,743.61 is: 17,611.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,831.01 : 59,732.58 = 11,743.61 : x
  2. Step 2: Convert to fraction form
    39,831.01/59,732.58 = 11,743.61/x
  3. Step 3: Cross multiply
    39,831.01x = 59,732.58 × 11,743.61
  4. Step 4: Simplify right side
    39,831.01x = 701,475,869.19
  5. Step 5: Solve for x
    x = 701,475,869.19/39,831.01
  6. Step 6: Final answer
    x = 17,611.30

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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.