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Finding the Fourth Proportional to 209,775.94, 314,547.27 and 69,458.02

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Solution

The fourth proportional to 209,775.94, 314,547.27 and 69,458.02 is: 104,148.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,775.94 : 314,547.27 = 69,458.02 : x
  2. Step 2: Convert to fraction form
    209,775.94/314,547.27 = 69,458.02/x
  3. Step 3: Cross multiply
    209,775.94x = 314,547.27 × 69,458.02
  4. Step 4: Simplify right side
    209,775.94x = 21,847,830,570.61
  5. Step 5: Solve for x
    x = 21,847,830,570.61/209,775.94
  6. Step 6: Final answer
    x = 104,148.41

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