Home / 68,634,106.72-102,951,077.48-17,516,131

Finding the Fourth Proportional to 68,634,106.72, 102,951,077.48 and 17,516,131

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Solution

The fourth proportional to 68,634,106.72, 102,951,077.48 and 17,516,131 is: 26,274,175.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,634,106.72 : 102,951,077.48 = 17,516,131 : x
  2. Step 2: Convert to fraction form
    68,634,106.72/102,951,077.48 = 17,516,131/x
  3. Step 3: Cross multiply
    68,634,106.72x = 102,951,077.48 × 17,516,131
  4. Step 4: Simplify right side
    68,634,106.72x = 1,803,304,559,730,830
  5. Step 5: Solve for x
    x = 1,803,304,559,730,830/68,634,106.72
  6. Step 6: Final answer
    x = 26,274,175.42

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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.