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Finding the Fourth Proportional to 19,262.61, 28,890.81 and 6,111.99

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Solution

The fourth proportional to 19,262.61, 28,890.81 and 6,111.99 is: 9,167.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,262.61 : 28,890.81 = 6,111.99 : x
  2. Step 2: Convert to fraction form
    19,262.61/28,890.81 = 6,111.99/x
  3. Step 3: Cross multiply
    19,262.61x = 28,890.81 × 6,111.99
  4. Step 4: Simplify right side
    19,262.61x = 176,580,341.81
  5. Step 5: Solve for x
    x = 176,580,341.81/19,262.61
  6. Step 6: Final answer
    x = 9,167.00

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