Home / 40,001.05-55,201.10-22,097.31

Finding the Fourth Proportional to 40,001.05, 55,201.10 and 22,097.31

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Solution

The fourth proportional to 40,001.05, 55,201.10 and 22,097.31 is: 30,494.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,001.05 : 55,201.10 = 22,097.31 : x
  2. Step 2: Convert to fraction form
    40,001.05/55,201.10 = 22,097.31/x
  3. Step 3: Cross multiply
    40,001.05x = 55,201.10 × 22,097.31
  4. Step 4: Simplify right side
    40,001.05x = 1,219,795,819.04
  5. Step 5: Solve for x
    x = 1,219,795,819.04/40,001.05
  6. Step 6: Final answer
    x = 30,494.10

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1.5x scale

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.