Home / 47,584.11-65,665.19-28,216.06

Finding the Fourth Proportional to 47,584.11, 65,665.19 and 28,216.06

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Solution

The fourth proportional to 47,584.11, 65,665.19 and 28,216.06 is: 38,937.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,584.11 : 65,665.19 = 28,216.06 : x
  2. Step 2: Convert to fraction form
    47,584.11/65,665.19 = 28,216.06/x
  3. Step 3: Cross multiply
    47,584.11x = 65,665.19 × 28,216.06
  4. Step 4: Simplify right side
    47,584.11x = 1,852,812,612.63
  5. Step 5: Solve for x
    x = 1,852,812,612.63/47,584.11
  6. Step 6: Final answer
    x = 38,937.64

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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.