Home / 54,344.58-74,994.57-30,471.18

Finding the Fourth Proportional to 54,344.58, 74,994.57 and 30,471.18

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Solution

The fourth proportional to 54,344.58, 74,994.57 and 30,471.18 is: 42,049.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,344.58 : 74,994.57 = 30,471.18 : x
  2. Step 2: Convert to fraction form
    54,344.58/74,994.57 = 30,471.18/x
  3. Step 3: Cross multiply
    54,344.58x = 74,994.57 × 30,471.18
  4. Step 4: Simplify right side
    54,344.58x = 2,285,173,041.49
  5. Step 5: Solve for x
    x = 2,285,173,041.49/54,344.58
  6. Step 6: Final answer
    x = 42,049.70

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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.