Home / 54,446.84-75,134.22-30,573.08

Finding the Fourth Proportional to 54,446.84, 75,134.22 and 30,573.08

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Solution

The fourth proportional to 54,446.84, 75,134.22 and 30,573.08 is: 42,189.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,446.84 : 75,134.22 = 30,573.08 : x
  2. Step 2: Convert to fraction form
    54,446.84/75,134.22 = 30,573.08/x
  3. Step 3: Cross multiply
    54,446.84x = 75,134.22 × 30,573.08
  4. Step 4: Simplify right side
    54,446.84x = 2,297,084,518.80
  5. Step 5: Solve for x
    x = 2,297,084,518.80/54,446.84
  6. Step 6: Final answer
    x = 42,189.49

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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.