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Finding the Fourth Proportional to 107,851, 148,926.10 and 67,632.12

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Solution

The fourth proportional to 107,851, 148,926.10 and 67,632.12 is: 93,389.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,851 : 148,926.10 = 67,632.12 : x
  2. Step 2: Convert to fraction form
    107,851/148,926.10 = 67,632.12/x
  3. Step 3: Cross multiply
    107,851x = 148,926.10 × 67,632.12
  4. Step 4: Simplify right side
    107,851x = 10,072,187,866.33
  5. Step 5: Solve for x
    x = 10,072,187,866.33/107,851
  6. Step 6: Final answer
    x = 93,389.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.