Home / 54,513.41-81,771.64-15,070.51

Finding the Fourth Proportional to 54,513.41, 81,771.64 and 15,070.51

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Solution

The fourth proportional to 54,513.41, 81,771.64 and 15,070.51 is: 22,606.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,513.41 : 81,771.64 = 15,070.51 : x
  2. Step 2: Convert to fraction form
    54,513.41/81,771.64 = 15,070.51/x
  3. Step 3: Cross multiply
    54,513.41x = 81,771.64 × 15,070.51
  4. Step 4: Simplify right side
    54,513.41x = 1,232,340,697.63
  5. Step 5: Solve for x
    x = 1,232,340,697.63/54,513.41
  6. Step 6: Final answer
    x = 22,606.20

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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.