Home / 54,685.13-82,027.69-17,749.13

Finding the Fourth Proportional to 54,685.13, 82,027.69 and 17,749.13

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Solution

The fourth proportional to 54,685.13, 82,027.69 and 17,749.13 is: 26,623.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,685.13 : 82,027.69 = 17,749.13 : x
  2. Step 2: Convert to fraction form
    54,685.13/82,027.69 = 17,749.13/x
  3. Step 3: Cross multiply
    54,685.13x = 82,027.69 × 17,749.13
  4. Step 4: Simplify right side
    54,685.13x = 1,455,919,678.90
  5. Step 5: Solve for x
    x = 1,455,919,678.90/54,685.13
  6. Step 6: Final answer
    x = 26,623.69

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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.