Home / 54,501.50-81,708.12-17,042.28

Finding the Fourth Proportional to 54,501.50, 81,708.12 and 17,042.28

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Solution

The fourth proportional to 54,501.50, 81,708.12 and 17,042.28 is: 25,549.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,501.50 : 81,708.12 = 17,042.28 : x
  2. Step 2: Convert to fraction form
    54,501.50/81,708.12 = 17,042.28/x
  3. Step 3: Cross multiply
    54,501.50x = 81,708.12 × 17,042.28
  4. Step 4: Simplify right side
    54,501.50x = 1,392,492,659.31
  5. Step 5: Solve for x
    x = 1,392,492,659.31/54,501.50
  6. Step 6: Final answer
    x = 25,549.62

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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.