Home / 47,222.69-70,831.76-11,683.86

Finding the Fourth Proportional to 47,222.69, 70,831.76 and 11,683.86

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Solution

The fourth proportional to 47,222.69, 70,831.76 and 11,683.86 is: 17,525.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,222.69 : 70,831.76 = 11,683.86 : x
  2. Step 2: Convert to fraction form
    47,222.69/70,831.76 = 11,683.86/x
  3. Step 3: Cross multiply
    47,222.69x = 70,831.76 × 11,683.86
  4. Step 4: Simplify right side
    47,222.69x = 827,588,308.97
  5. Step 5: Solve for x
    x = 827,588,308.97/47,222.69
  6. Step 6: Final answer
    x = 17,525.23

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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.