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Finding the Fourth Proportional to 261,478.44, 392,088.03 and 92,973.45

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Solution

The fourth proportional to 261,478.44, 392,088.03 and 92,973.45 is: 139,414.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,478.44 : 392,088.03 = 92,973.45 : x
  2. Step 2: Convert to fraction form
    261,478.44/392,088.03 = 92,973.45/x
  3. Step 3: Cross multiply
    261,478.44x = 392,088.03 × 92,973.45
  4. Step 4: Simplify right side
    261,478.44x = 36,453,776,852.80
  5. Step 5: Solve for x
    x = 36,453,776,852.80/261,478.44
  6. Step 6: Final answer
    x = 139,414.08

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