Home / 54,569.10-81,848.10-17,129.46

Finding the Fourth Proportional to 54,569.10, 81,848.10 and 17,129.46

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Solution

The fourth proportional to 54,569.10, 81,848.10 and 17,129.46 is: 25,692.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,569.10 : 81,848.10 = 17,129.46 : x
  2. Step 2: Convert to fraction form
    54,569.10/81,848.10 = 17,129.46/x
  3. Step 3: Cross multiply
    54,569.10x = 81,848.10 × 17,129.46
  4. Step 4: Simplify right side
    54,569.10x = 1,402,013,755.03
  5. Step 5: Solve for x
    x = 1,402,013,755.03/54,569.10
  6. Step 6: Final answer
    x = 25,692.45

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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.