Home / 54,465.03-81,695.28-15,021.09

Finding the Fourth Proportional to 54,465.03, 81,695.28 and 15,021.09

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Solution

The fourth proportional to 54,465.03, 81,695.28 and 15,021.09 is: 22,531.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,465.03 : 81,695.28 = 15,021.09 : x
  2. Step 2: Convert to fraction form
    54,465.03/81,695.28 = 15,021.09/x
  3. Step 3: Cross multiply
    54,465.03x = 81,695.28 × 15,021.09
  4. Step 4: Simplify right side
    54,465.03x = 1,227,152,153.46
  5. Step 5: Solve for x
    x = 1,227,152,153.46/54,465.03
  6. Step 6: Final answer
    x = 22,531.01

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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.