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Finding the Fourth Proportional to 82,336.80, 113,629.08 and 46,528.32

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Solution

The fourth proportional to 82,336.80, 113,629.08 and 46,528.32 is: 64,211.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,336.80 : 113,629.08 = 46,528.32 : x
  2. Step 2: Convert to fraction form
    82,336.80/113,629.08 = 46,528.32/x
  3. Step 3: Cross multiply
    82,336.80x = 113,629.08 × 46,528.32
  4. Step 4: Simplify right side
    82,336.80x = 5,286,970,195.55
  5. Step 5: Solve for x
    x = 5,286,970,195.55/82,336.80
  6. Step 6: Final answer
    x = 64,211.51

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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.