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Finding the Fourth Proportional to 40,893.60, 61,341.60 and 17,504.84

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Solution

The fourth proportional to 40,893.60, 61,341.60 and 17,504.84 is: 26,257.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,893.60 : 61,341.60 = 17,504.84 : x
  2. Step 2: Convert to fraction form
    40,893.60/61,341.60 = 17,504.84/x
  3. Step 3: Cross multiply
    40,893.60x = 61,341.60 × 17,504.84
  4. Step 4: Simplify right side
    40,893.60x = 1,073,774,893.34
  5. Step 5: Solve for x
    x = 1,073,774,893.34/40,893.60
  6. Step 6: Final answer
    x = 26,257.77

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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.