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Finding the Fourth Proportional to 47,344.60, 71,016.90 and 46,653.40

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Solution

The fourth proportional to 47,344.60, 71,016.90 and 46,653.40 is: 69,980.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,344.60 : 71,016.90 = 46,653.40 : x
  2. Step 2: Convert to fraction form
    47,344.60/71,016.90 = 46,653.40/x
  3. Step 3: Cross multiply
    47,344.60x = 71,016.90 × 46,653.40
  4. Step 4: Simplify right side
    47,344.60x = 3,313,179,842.46
  5. Step 5: Solve for x
    x = 3,313,179,842.46/47,344.60
  6. Step 6: Final answer
    x = 69,980.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.