Home / 54,768.44-75,581.32-30,895.58

Finding the Fourth Proportional to 54,768.44, 75,581.32 and 30,895.58

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Solution

The fourth proportional to 54,768.44, 75,581.32 and 30,895.58 is: 42,636.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,768.44 : 75,581.32 = 30,895.58 : x
  2. Step 2: Convert to fraction form
    54,768.44/75,581.32 = 30,895.58/x
  3. Step 3: Cross multiply
    54,768.44x = 75,581.32 × 30,895.58
  4. Step 4: Simplify right side
    54,768.44x = 2,335,128,718.57
  5. Step 5: Solve for x
    x = 2,335,128,718.57/54,768.44
  6. Step 6: Final answer
    x = 42,636.39

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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.