Home / 54,370.29-75,027.14-30,172.55

Finding the Fourth Proportional to 54,370.29, 75,027.14 and 30,172.55

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Solution

The fourth proportional to 54,370.29, 75,027.14 and 30,172.55 is: 41,635.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,370.29 : 75,027.14 = 30,172.55 : x
  2. Step 2: Convert to fraction form
    54,370.29/75,027.14 = 30,172.55/x
  3. Step 3: Cross multiply
    54,370.29x = 75,027.14 × 30,172.55
  4. Step 4: Simplify right side
    54,370.29x = 2,263,759,607.01
  5. Step 5: Solve for x
    x = 2,263,759,607.01/54,370.29
  6. Step 6: Final answer
    x = 41,635.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.