Home / 54,527.24-75,250.26-30,661.40

Finding the Fourth Proportional to 54,527.24, 75,250.26 and 30,661.40

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Solution

The fourth proportional to 54,527.24, 75,250.26 and 30,661.40 is: 42,314.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,527.24 : 75,250.26 = 30,661.40 : x
  2. Step 2: Convert to fraction form
    54,527.24/75,250.26 = 30,661.40/x
  3. Step 3: Cross multiply
    54,527.24x = 75,250.26 × 30,661.40
  4. Step 4: Simplify right side
    54,527.24x = 2,307,278,321.96
  5. Step 5: Solve for x
    x = 2,307,278,321.96/54,527.24
  6. Step 6: Final answer
    x = 42,314.23

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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.