Home / 69,528.96-95,949.40-39,320.22

Finding the Fourth Proportional to 69,528.96, 95,949.40 and 39,320.22

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Solution

The fourth proportional to 69,528.96, 95,949.40 and 39,320.22 is: 54,261.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,528.96 : 95,949.40 = 39,320.22 : x
  2. Step 2: Convert to fraction form
    69,528.96/95,949.40 = 39,320.22/x
  3. Step 3: Cross multiply
    69,528.96x = 95,949.40 × 39,320.22
  4. Step 4: Simplify right side
    69,528.96x = 3,772,751,516.87
  5. Step 5: Solve for x
    x = 3,772,751,516.87/69,528.96
  6. Step 6: Final answer
    x = 54,261.58

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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.