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Finding the Fourth Proportional to 15,574.73, 21,492.86 and 8,501.00

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Solution

The fourth proportional to 15,574.73, 21,492.86 and 8,501.00 is: 11,731.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,574.73 : 21,492.86 = 8,501.00 : x
  2. Step 2: Convert to fraction form
    15,574.73/21,492.86 = 8,501.00/x
  3. Step 3: Cross multiply
    15,574.73x = 21,492.86 × 8,501.00
  4. Step 4: Simplify right side
    15,574.73x = 182,710,652.89
  5. Step 5: Solve for x
    x = 182,710,652.89/15,574.73
  6. Step 6: Final answer
    x = 11,731.23

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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.