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Finding the Fourth Proportional to 118,547.33, 163,593.59 and 64,830.96

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Solution

The fourth proportional to 118,547.33, 163,593.59 and 64,830.96 is: 89,465.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,547.33 : 163,593.59 = 64,830.96 : x
  2. Step 2: Convert to fraction form
    118,547.33/163,593.59 = 64,830.96/x
  3. Step 3: Cross multiply
    118,547.33x = 163,593.59 × 64,830.96
  4. Step 4: Simplify right side
    118,547.33x = 10,605,929,165.39
  5. Step 5: Solve for x
    x = 10,605,929,165.39/118,547.33
  6. Step 6: Final answer
    x = 89,465.78

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