Home / 43,727.07-65,574.51-15,639.51

Finding the Fourth Proportional to 43,727.07, 65,574.51 and 15,639.51

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Solution

The fourth proportional to 43,727.07, 65,574.51 and 15,639.51 is: 23,453.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,727.07 : 65,574.51 = 15,639.51 : x
  2. Step 2: Convert to fraction form
    43,727.07/65,574.51 = 15,639.51/x
  3. Step 3: Cross multiply
    43,727.07x = 65,574.51 × 15,639.51
  4. Step 4: Simplify right side
    43,727.07x = 1,025,553,204.89
  5. Step 5: Solve for x
    x = 1,025,553,204.89/43,727.07
  6. Step 6: Final answer
    x = 23,453.51

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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.