Home / 54,532.64-81,802.40-14,550.88

Finding the Fourth Proportional to 54,532.64, 81,802.40 and 14,550.88

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Solution

The fourth proportional to 54,532.64, 81,802.40 and 14,550.88 is: 21,827.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,532.64 : 81,802.40 = 14,550.88 : x
  2. Step 2: Convert to fraction form
    54,532.64/81,802.40 = 14,550.88/x
  3. Step 3: Cross multiply
    54,532.64x = 81,802.40 × 14,550.88
  4. Step 4: Simplify right side
    54,532.64x = 1,190,296,906.11
  5. Step 5: Solve for x
    x = 1,190,296,906.11/54,532.64
  6. Step 6: Final answer
    x = 21,827.24

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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.