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Finding the Fourth Proportional to 98,257.86, 147,386.86 and 42,061.51

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Solution

The fourth proportional to 98,257.86, 147,386.86 and 42,061.51 is: 63,092.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,257.86 : 147,386.86 = 42,061.51 : x
  2. Step 2: Convert to fraction form
    98,257.86/147,386.86 = 42,061.51/x
  3. Step 3: Cross multiply
    98,257.86x = 147,386.86 × 42,061.51
  4. Step 4: Simplify right side
    98,257.86x = 6,199,313,964.84
  5. Step 5: Solve for x
    x = 6,199,313,964.84/98,257.86
  6. Step 6: Final answer
    x = 63,092.30

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