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Finding the Fourth Proportional to 23,485.50, 32,410.02 and 12,875.52

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Solution

The fourth proportional to 23,485.50, 32,410.02 and 12,875.52 is: 17,768.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,485.50 : 32,410.02 = 12,875.52 : x
  2. Step 2: Convert to fraction form
    23,485.50/32,410.02 = 12,875.52/x
  3. Step 3: Cross multiply
    23,485.50x = 32,410.02 × 12,875.52
  4. Step 4: Simplify right side
    23,485.50x = 417,295,860.71
  5. Step 5: Solve for x
    x = 417,295,860.71/23,485.50
  6. Step 6: Final answer
    x = 17,768.23

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.