Home / 46,831.96-70,247.20-11,771.64

Finding the Fourth Proportional to 46,831.96, 70,247.20 and 11,771.64

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Solution

The fourth proportional to 46,831.96, 70,247.20 and 11,771.64 is: 17,657.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,831.96 : 70,247.20 = 11,771.64 : x
  2. Step 2: Convert to fraction form
    46,831.96/70,247.20 = 11,771.64/x
  3. Step 3: Cross multiply
    46,831.96x = 70,247.20 × 11,771.64
  4. Step 4: Simplify right side
    46,831.96x = 826,924,749.41
  5. Step 5: Solve for x
    x = 826,924,749.41/46,831.96
  6. Step 6: Final answer
    x = 17,657.27

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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.