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Finding the Fourth Proportional to 112,315.16, 154,990.86 and 62,013.08

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Solution

The fourth proportional to 112,315.16, 154,990.86 and 62,013.08 is: 85,575.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,315.16 : 154,990.86 = 62,013.08 : x
  2. Step 2: Convert to fraction form
    112,315.16/154,990.86 = 62,013.08/x
  3. Step 3: Cross multiply
    112,315.16x = 154,990.86 × 62,013.08
  4. Step 4: Simplify right side
    112,315.16x = 9,611,460,600.45
  5. Step 5: Solve for x
    x = 9,611,460,600.45/112,315.16
  6. Step 6: Final answer
    x = 85,575.81

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