Home / 54,224.49-74,828.93-30,351.09

Finding the Fourth Proportional to 54,224.49, 74,828.93 and 30,351.09

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Solution

The fourth proportional to 54,224.49, 74,828.93 and 30,351.09 is: 41,884.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,224.49 : 74,828.93 = 30,351.09 : x
  2. Step 2: Convert to fraction form
    54,224.49/74,828.93 = 30,351.09/x
  3. Step 3: Cross multiply
    54,224.49x = 74,828.93 × 30,351.09
  4. Step 4: Simplify right side
    54,224.49x = 2,271,139,437.28
  5. Step 5: Solve for x
    x = 2,271,139,437.28/54,224.49
  6. Step 6: Final answer
    x = 41,884.02

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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.