Home / 68,634,104.72-102,951,074.48-17,516,129

Finding the Fourth Proportional to 68,634,104.72, 102,951,074.48 and 17,516,129

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Solution

The fourth proportional to 68,634,104.72, 102,951,074.48 and 17,516,129 is: 26,274,172.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,634,104.72 : 102,951,074.48 = 17,516,129 : x
  2. Step 2: Convert to fraction form
    68,634,104.72/102,951,074.48 = 17,516,129/x
  3. Step 3: Cross multiply
    68,634,104.72x = 102,951,074.48 × 17,516,129
  4. Step 4: Simplify right side
    68,634,104.72x = 1,803,304,301,280,288
  5. Step 5: Solve for x
    x = 1,803,304,301,280,288/68,634,104.72
  6. Step 6: Final answer
    x = 26,274,172.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.