Home / 54,529.63-81,808.11-17,090.01

Finding the Fourth Proportional to 54,529.63, 81,808.11 and 17,090.01

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Solution

The fourth proportional to 54,529.63, 81,808.11 and 17,090.01 is: 25,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,529.63 : 81,808.11 = 17,090.01 : x
  2. Step 2: Convert to fraction form
    54,529.63/81,808.11 = 17,090.01/x
  3. Step 3: Cross multiply
    54,529.63x = 81,808.11 × 17,090.01
  4. Step 4: Simplify right side
    54,529.63x = 1,398,101,417.98
  5. Step 5: Solve for x
    x = 1,398,101,417.98/54,529.63
  6. Step 6: Final answer
    x = 25,639.30

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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.