Home / 55,481.84-83,150.28-25,485.20

Finding the Fourth Proportional to 55,481.84, 83,150.28 and 25,485.20

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Solution

The fourth proportional to 55,481.84, 83,150.28 and 25,485.20 is: 38,194.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,481.84 : 83,150.28 = 25,485.20 : x
  2. Step 2: Convert to fraction form
    55,481.84/83,150.28 = 25,485.20/x
  3. Step 3: Cross multiply
    55,481.84x = 83,150.28 × 25,485.20
  4. Step 4: Simplify right side
    55,481.84x = 2,119,101,515.86
  5. Step 5: Solve for x
    x = 2,119,101,515.86/55,481.84
  6. Step 6: Final answer
    x = 38,194.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.