Home / 35,743.66-53,560.81-19,106.05

Finding the Fourth Proportional to 35,743.66, 53,560.81 and 19,106.05

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Solution

The fourth proportional to 35,743.66, 53,560.81 and 19,106.05 is: 28,629.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,743.66 : 53,560.81 = 19,106.05 : x
  2. Step 2: Convert to fraction form
    35,743.66/53,560.81 = 19,106.05/x
  3. Step 3: Cross multiply
    35,743.66x = 53,560.81 × 19,106.05
  4. Step 4: Simplify right side
    35,743.66x = 1,023,335,513.90
  5. Step 5: Solve for x
    x = 1,023,335,513.90/35,743.66
  6. Step 6: Final answer
    x = 28,629.85

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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.