Home / 54,027.35-74,558.55-30,155.84

Finding the Fourth Proportional to 54,027.35, 74,558.55 and 30,155.84

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Solution

The fourth proportional to 54,027.35, 74,558.55 and 30,155.84 is: 41,615.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,027.35 : 74,558.55 = 30,155.84 : x
  2. Step 2: Convert to fraction form
    54,027.35/74,558.55 = 30,155.84/x
  3. Step 3: Cross multiply
    54,027.35x = 74,558.55 × 30,155.84
  4. Step 4: Simplify right side
    54,027.35x = 2,248,376,058.90
  5. Step 5: Solve for x
    x = 2,248,376,058.90/54,027.35
  6. Step 6: Final answer
    x = 41,615.51

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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.