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Finding the Fourth Proportional to 43,662.40, 60,206.52 and 29,490.64

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Solution

The fourth proportional to 43,662.40, 60,206.52 and 29,490.64 is: 40,664.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,662.40 : 60,206.52 = 29,490.64 : x
  2. Step 2: Convert to fraction form
    43,662.40/60,206.52 = 29,490.64/x
  3. Step 3: Cross multiply
    43,662.40x = 60,206.52 × 29,490.64
  4. Step 4: Simplify right side
    43,662.40x = 1,775,528,806.97
  5. Step 5: Solve for x
    x = 1,775,528,806.97/43,662.40
  6. Step 6: Final answer
    x = 40,664.94

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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.