Home / 54,528.89-81,791.01-17,088.13

Finding the Fourth Proportional to 54,528.89, 81,791.01 and 17,088.13

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Solution

The fourth proportional to 54,528.89, 81,791.01 and 17,088.13 is: 25,631.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,528.89 : 81,791.01 = 17,088.13 : x
  2. Step 2: Convert to fraction form
    54,528.89/81,791.01 = 17,088.13/x
  3. Step 3: Cross multiply
    54,528.89x = 81,791.01 × 17,088.13
  4. Step 4: Simplify right side
    54,528.89x = 1,397,655,513.95
  5. Step 5: Solve for x
    x = 1,397,655,513.95/54,528.89
  6. Step 6: Final answer
    x = 25,631.47

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1.5x scale

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.