Home / 54,344.32-74,996.63-30,470.48

Finding the Fourth Proportional to 54,344.32, 74,996.63 and 30,470.48

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Solution

The fourth proportional to 54,344.32, 74,996.63 and 30,470.48 is: 42,050.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,344.32 : 74,996.63 = 30,470.48 : x
  2. Step 2: Convert to fraction form
    54,344.32/74,996.63 = 30,470.48/x
  3. Step 3: Cross multiply
    54,344.32x = 74,996.63 × 30,470.48
  4. Step 4: Simplify right side
    54,344.32x = 2,285,183,354.04
  5. Step 5: Solve for x
    x = 2,285,183,354.04/54,344.32
  6. Step 6: Final answer
    x = 42,050.09

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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.