Home / 55,887.96-83,831.66-13,767.96

Finding the Fourth Proportional to 55,887.96, 83,831.66 and 13,767.96

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Solution

The fourth proportional to 55,887.96, 83,831.66 and 13,767.96 is: 20,651.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,887.96 : 83,831.66 = 13,767.96 : x
  2. Step 2: Convert to fraction form
    55,887.96/83,831.66 = 13,767.96/x
  3. Step 3: Cross multiply
    55,887.96x = 83,831.66 × 13,767.96
  4. Step 4: Simplify right side
    55,887.96x = 1,154,190,941.61
  5. Step 5: Solve for x
    x = 1,154,190,941.61/55,887.96
  6. Step 6: Final answer
    x = 20,651.87

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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.