Home / 79,258.23-109,379.16-43,448.27

Finding the Fourth Proportional to 79,258.23, 109,379.16 and 43,448.27

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Solution

The fourth proportional to 79,258.23, 109,379.16 and 43,448.27 is: 59,960.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,258.23 : 109,379.16 = 43,448.27 : x
  2. Step 2: Convert to fraction form
    79,258.23/109,379.16 = 43,448.27/x
  3. Step 3: Cross multiply
    79,258.23x = 109,379.16 × 43,448.27
  4. Step 4: Simplify right side
    79,258.23x = 4,752,334,729.16
  5. Step 5: Solve for x
    x = 4,752,334,729.16/79,258.23
  6. Step 6: Final answer
    x = 59,960.14

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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.