Home / 54,472.32-75,186.09-30,606.69

Finding the Fourth Proportional to 54,472.32, 75,186.09 and 30,606.69

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Solution

The fourth proportional to 54,472.32, 75,186.09 and 30,606.69 is: 42,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,472.32 : 75,186.09 = 30,606.69 : x
  2. Step 2: Convert to fraction form
    54,472.32/75,186.09 = 30,606.69/x
  3. Step 3: Cross multiply
    54,472.32x = 75,186.09 × 30,606.69
  4. Step 4: Simplify right side
    54,472.32x = 2,301,197,348.94
  5. Step 5: Solve for x
    x = 2,301,197,348.94/54,472.32
  6. Step 6: Final answer
    x = 42,245.26

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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.