Home / 43,834.54-65,751.70-10,554.55

Finding the Fourth Proportional to 43,834.54, 65,751.70 and 10,554.55

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Solution

The fourth proportional to 43,834.54, 65,751.70 and 10,554.55 is: 15,831.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,834.54 : 65,751.70 = 10,554.55 : x
  2. Step 2: Convert to fraction form
    43,834.54/65,751.70 = 10,554.55/x
  3. Step 3: Cross multiply
    43,834.54x = 65,751.70 × 10,554.55
  4. Step 4: Simplify right side
    43,834.54x = 693,979,804.11
  5. Step 5: Solve for x
    x = 693,979,804.11/43,834.54
  6. Step 6: Final answer
    x = 15,831.80

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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.