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Finding the Fourth Proportional to 78,587.56, 108,445.06 and 46,750.52

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Solution

The fourth proportional to 78,587.56, 108,445.06 and 46,750.52 is: 64,512.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,587.56 : 108,445.06 = 46,750.52 : x
  2. Step 2: Convert to fraction form
    78,587.56/108,445.06 = 46,750.52/x
  3. Step 3: Cross multiply
    78,587.56x = 108,445.06 × 46,750.52
  4. Step 4: Simplify right side
    78,587.56x = 5,069,862,946.43
  5. Step 5: Solve for x
    x = 5,069,862,946.43/78,587.56
  6. Step 6: Final answer
    x = 64,512.28

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