Home / 80,653.98-111,290.28-46,193.36

Finding the Fourth Proportional to 80,653.98, 111,290.28 and 46,193.36

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Solution

The fourth proportional to 80,653.98, 111,290.28 and 46,193.36 is: 63,739.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,653.98 : 111,290.28 = 46,193.36 : x
  2. Step 2: Convert to fraction form
    80,653.98/111,290.28 = 46,193.36/x
  3. Step 3: Cross multiply
    80,653.98x = 111,290.28 × 46,193.36
  4. Step 4: Simplify right side
    80,653.98x = 5,140,871,968.54
  5. Step 5: Solve for x
    x = 5,140,871,968.54/80,653.98
  6. Step 6: Final answer
    x = 63,739.84

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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.