Home / 54,342.93-74,996.88-30,471.15

Finding the Fourth Proportional to 54,342.93, 74,996.88 and 30,471.15

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Solution

The fourth proportional to 54,342.93, 74,996.88 and 30,471.15 is: 42,052.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,342.93 : 74,996.88 = 30,471.15 : x
  2. Step 2: Convert to fraction form
    54,342.93/74,996.88 = 30,471.15/x
  3. Step 3: Cross multiply
    54,342.93x = 74,996.88 × 30,471.15
  4. Step 4: Simplify right side
    54,342.93x = 2,285,241,180.01
  5. Step 5: Solve for x
    x = 2,285,241,180.01/54,342.93
  6. Step 6: Final answer
    x = 42,052.23

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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.