Home / 69,577.22-96,016.56-39,361.92

Finding the Fourth Proportional to 69,577.22, 96,016.56 and 39,361.92

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Solution

The fourth proportional to 69,577.22, 96,016.56 and 39,361.92 is: 54,319.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,577.22 : 96,016.56 = 39,361.92 : x
  2. Step 2: Convert to fraction form
    69,577.22/96,016.56 = 39,361.92/x
  3. Step 3: Cross multiply
    69,577.22x = 96,016.56 × 39,361.92
  4. Step 4: Simplify right side
    69,577.22x = 3,779,396,153.40
  5. Step 5: Solve for x
    x = 3,779,396,153.40/69,577.22
  6. Step 6: Final answer
    x = 54,319.45

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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.