Home / 47,582.48-65,646.92-28,448.94

Finding the Fourth Proportional to 47,582.48, 65,646.92 and 28,448.94

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Solution

The fourth proportional to 47,582.48, 65,646.92 and 28,448.94 is: 39,249.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,582.48 : 65,646.92 = 28,448.94 : x
  2. Step 2: Convert to fraction form
    47,582.48/65,646.92 = 28,448.94/x
  3. Step 3: Cross multiply
    47,582.48x = 65,646.92 × 28,448.94
  4. Step 4: Simplify right side
    47,582.48x = 1,867,585,288.26
  5. Step 5: Solve for x
    x = 1,867,585,288.26/47,582.48
  6. Step 6: Final answer
    x = 39,249.43

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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.