Home / 54,077.89-74,626.69-30,204.90

Finding the Fourth Proportional to 54,077.89, 74,626.69 and 30,204.90

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Solution

The fourth proportional to 54,077.89, 74,626.69 and 30,204.90 is: 41,682.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,077.89 : 74,626.69 = 30,204.90 : x
  2. Step 2: Convert to fraction form
    54,077.89/74,626.69 = 30,204.90/x
  3. Step 3: Cross multiply
    54,077.89x = 74,626.69 × 30,204.90
  4. Step 4: Simplify right side
    54,077.89x = 2,254,091,708.78
  5. Step 5: Solve for x
    x = 2,254,091,708.78/54,077.89
  6. Step 6: Final answer
    x = 41,682.32

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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.