Home / 48,471.84-66,858.48-30,589.74

Finding the Fourth Proportional to 48,471.84, 66,858.48 and 30,589.74

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Solution

The fourth proportional to 48,471.84, 66,858.48 and 30,589.74 is: 42,193.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,471.84 : 66,858.48 = 30,589.74 : x
  2. Step 2: Convert to fraction form
    48,471.84/66,858.48 = 30,589.74/x
  3. Step 3: Cross multiply
    48,471.84x = 66,858.48 × 30,589.74
  4. Step 4: Simplify right side
    48,471.84x = 2,045,183,520.00
  5. Step 5: Solve for x
    x = 2,045,183,520.00/48,471.84
  6. Step 6: Final answer
    x = 42,193.23

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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.