Home / 54,434.50-75,118.96-30,560.56

Finding the Fourth Proportional to 54,434.50, 75,118.96 and 30,560.56

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Solution

The fourth proportional to 54,434.50, 75,118.96 and 30,560.56 is: 42,173.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,434.50 : 75,118.96 = 30,560.56 : x
  2. Step 2: Convert to fraction form
    54,434.50/75,118.96 = 30,560.56/x
  3. Step 3: Cross multiply
    54,434.50x = 75,118.96 × 30,560.56
  4. Step 4: Simplify right side
    54,434.50x = 2,295,677,484.22
  5. Step 5: Solve for x
    x = 2,295,677,484.22/54,434.50
  6. Step 6: Final answer
    x = 42,173.21

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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.