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Finding the Fourth Proportional to 48,607.10, 72,916.72 and 19,021.10

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Solution

The fourth proportional to 48,607.10, 72,916.72 and 19,021.10 is: 28,534.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,607.10 : 72,916.72 = 19,021.10 : x
  2. Step 2: Convert to fraction form
    48,607.10/72,916.72 = 19,021.10/x
  3. Step 3: Cross multiply
    48,607.10x = 72,916.72 × 19,021.10
  4. Step 4: Simplify right side
    48,607.10x = 1,386,956,357.53
  5. Step 5: Solve for x
    x = 1,386,956,357.53/48,607.10
  6. Step 6: Final answer
    x = 28,534.03

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