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Finding the Fourth Proportional to 40,483.84, 55,867.79 and 22,580.00

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Solution

The fourth proportional to 40,483.84, 55,867.79 and 22,580.00 is: 31,160.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,483.84 : 55,867.79 = 22,580.00 : x
  2. Step 2: Convert to fraction form
    40,483.84/55,867.79 = 22,580.00/x
  3. Step 3: Cross multiply
    40,483.84x = 55,867.79 × 22,580.00
  4. Step 4: Simplify right side
    40,483.84x = 1,261,494,968.14
  5. Step 5: Solve for x
    x = 1,261,494,968.14/40,483.84
  6. Step 6: Final answer
    x = 31,160.46

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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.