Home / 54,113.01-74,674.58-30,239.88

Finding the Fourth Proportional to 54,113.01, 74,674.58 and 30,239.88

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Solution

The fourth proportional to 54,113.01, 74,674.58 and 30,239.88 is: 41,730.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,113.01 : 74,674.58 = 30,239.88 : x
  2. Step 2: Convert to fraction form
    54,113.01/74,674.58 = 30,239.88/x
  3. Step 3: Cross multiply
    54,113.01x = 74,674.58 × 30,239.88
  4. Step 4: Simplify right side
    54,113.01x = 2,258,150,187.05
  5. Step 5: Solve for x
    x = 2,258,150,187.05/54,113.01
  6. Step 6: Final answer
    x = 41,730.26

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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.