Home / 69,448.06-95,833.35-40,768.90

Finding the Fourth Proportional to 69,448.06, 95,833.35 and 40,768.90

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Solution

The fourth proportional to 69,448.06, 95,833.35 and 40,768.90 is: 56,258.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,448.06 : 95,833.35 = 40,768.90 : x
  2. Step 2: Convert to fraction form
    69,448.06/95,833.35 = 40,768.90/x
  3. Step 3: Cross multiply
    69,448.06x = 95,833.35 × 40,768.90
  4. Step 4: Simplify right side
    69,448.06x = 3,907,020,262.82
  5. Step 5: Solve for x
    x = 3,907,020,262.82/69,448.06
  6. Step 6: Final answer
    x = 56,258.16

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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.