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Finding the Fourth Proportional to 58,473.47, 87,715.67 and 19,019.99

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Solution

The fourth proportional to 58,473.47, 87,715.67 and 19,019.99 is: 28,531.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,473.47 : 87,715.67 = 19,019.99 : x
  2. Step 2: Convert to fraction form
    58,473.47/87,715.67 = 19,019.99/x
  3. Step 3: Cross multiply
    58,473.47x = 87,715.67 × 19,019.99
  4. Step 4: Simplify right side
    58,473.47x = 1,668,351,433.08
  5. Step 5: Solve for x
    x = 1,668,351,433.08/58,473.47
  6. Step 6: Final answer
    x = 28,531.77

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