Home / 43,857.86-60,530.66-28,794.21

Finding the Fourth Proportional to 43,857.86, 60,530.66 and 28,794.21

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Solution

The fourth proportional to 43,857.86, 60,530.66 and 28,794.21 is: 39,740.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,857.86 : 60,530.66 = 28,794.21 : x
  2. Step 2: Convert to fraction form
    43,857.86/60,530.66 = 28,794.21/x
  3. Step 3: Cross multiply
    43,857.86x = 60,530.66 × 28,794.21
  4. Step 4: Simplify right side
    43,857.86x = 1,742,932,391.51
  5. Step 5: Solve for x
    x = 1,742,932,391.51/43,857.86
  6. Step 6: Final answer
    x = 39,740.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.