Home / 73,570.08-110,342.73-20,967.06

Finding the Fourth Proportional to 73,570.08, 110,342.73 and 20,967.06

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Solution

The fourth proportional to 73,570.08, 110,342.73 and 20,967.06 is: 31,447.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,570.08 : 110,342.73 = 20,967.06 : x
  2. Step 2: Convert to fraction form
    73,570.08/110,342.73 = 20,967.06/x
  3. Step 3: Cross multiply
    73,570.08x = 110,342.73 × 20,967.06
  4. Step 4: Simplify right side
    73,570.08x = 2,313,562,640.47
  5. Step 5: Solve for x
    x = 2,313,562,640.47/73,570.08
  6. Step 6: Final answer
    x = 31,447.06

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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.