Home / 73,585.56-110,345.59-20,982.75

Finding the Fourth Proportional to 73,585.56, 110,345.59 and 20,982.75

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Solution

The fourth proportional to 73,585.56, 110,345.59 and 20,982.75 is: 31,464.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,585.56 : 110,345.59 = 20,982.75 : x
  2. Step 2: Convert to fraction form
    73,585.56/110,345.59 = 20,982.75/x
  3. Step 3: Cross multiply
    73,585.56x = 110,345.59 × 20,982.75
  4. Step 4: Simplify right side
    73,585.56x = 2,315,353,541.00
  5. Step 5: Solve for x
    x = 2,315,353,541.00/73,585.56
  6. Step 6: Final answer
    x = 31,464.78

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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.