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Finding the Fourth Proportional to 40,903.92, 61,246.48 and 23,349.60

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Solution

The fourth proportional to 40,903.92, 61,246.48 and 23,349.60 is: 34,961.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,903.92 : 61,246.48 = 23,349.60 : x
  2. Step 2: Convert to fraction form
    40,903.92/61,246.48 = 23,349.60/x
  3. Step 3: Cross multiply
    40,903.92x = 61,246.48 × 23,349.60
  4. Step 4: Simplify right side
    40,903.92x = 1,430,080,809.41
  5. Step 5: Solve for x
    x = 1,430,080,809.41/40,903.92
  6. Step 6: Final answer
    x = 34,961.95

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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.