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Finding the Fourth Proportional to 29,485.58, 40,693.46 and 17,548.94

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Solution

The fourth proportional to 29,485.58, 40,693.46 and 17,548.94 is: 24,219.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,485.58 : 40,693.46 = 17,548.94 : x
  2. Step 2: Convert to fraction form
    29,485.58/40,693.46 = 17,548.94/x
  3. Step 3: Cross multiply
    29,485.58x = 40,693.46 × 17,548.94
  4. Step 4: Simplify right side
    29,485.58x = 714,127,101.92
  5. Step 5: Solve for x
    x = 714,127,101.92/29,485.58
  6. Step 6: Final answer
    x = 24,219.54

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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.