Home / 79,626.99-109,886.07-45,634.74

Finding the Fourth Proportional to 79,626.99, 109,886.07 and 45,634.74

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Solution

The fourth proportional to 79,626.99, 109,886.07 and 45,634.74 is: 62,976.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,626.99 : 109,886.07 = 45,634.74 : x
  2. Step 2: Convert to fraction form
    79,626.99/109,886.07 = 45,634.74/x
  3. Step 3: Cross multiply
    79,626.99x = 109,886.07 × 45,634.74
  4. Step 4: Simplify right side
    79,626.99x = 5,014,622,234.07
  5. Step 5: Solve for x
    x = 5,014,622,234.07/79,626.99
  6. Step 6: Final answer
    x = 62,976.41

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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.