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Finding the Fourth Proportional to 286,039.55, 429,123.11 and 93,922.53

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Solution

The fourth proportional to 286,039.55, 429,123.11 and 93,922.53 is: 140,904.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,039.55 : 429,123.11 = 93,922.53 : x
  2. Step 2: Convert to fraction form
    286,039.55/429,123.11 = 93,922.53/x
  3. Step 3: Cross multiply
    286,039.55x = 429,123.11 × 93,922.53
  4. Step 4: Simplify right side
    286,039.55x = 40,304,327,703.06
  5. Step 5: Solve for x
    x = 40,304,327,703.06/286,039.55
  6. Step 6: Final answer
    x = 140,904.74

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