Home / 43,209.96-64,831.32-16,932.84

Finding the Fourth Proportional to 43,209.96, 64,831.32 and 16,932.84

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Solution

The fourth proportional to 43,209.96, 64,831.32 and 16,932.84 is: 25,405.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,209.96 : 64,831.32 = 16,932.84 : x
  2. Step 2: Convert to fraction form
    43,209.96/64,831.32 = 16,932.84/x
  3. Step 3: Cross multiply
    43,209.96x = 64,831.32 × 16,932.84
  4. Step 4: Simplify right side
    43,209.96x = 1,097,778,368.55
  5. Step 5: Solve for x
    x = 1,097,778,368.55/43,209.96
  6. Step 6: Final answer
    x = 25,405.68

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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.