Home / 101,828,112.54-152,563,942.89-69,374,665.50

Finding the Fourth Proportional to 101,828,112.54, 152,563,942.89 and 69,374,665.50

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Solution

The fourth proportional to 101,828,112.54, 152,563,942.89 and 69,374,665.50 is: 103,940,574.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,828,112.54 : 152,563,942.89 = 69,374,665.50 : x
  2. Step 2: Convert to fraction form
    101,828,112.54/152,563,942.89 = 69,374,665.50/x
  3. Step 3: Cross multiply
    101,828,112.54x = 152,563,942.89 × 69,374,665.50
  4. Step 4: Simplify right side
    101,828,112.54x = 10,584,072,505,354,852
  5. Step 5: Solve for x
    x = 10,584,072,505,354,852/101,828,112.54
  6. Step 6: Final answer
    x = 103,940,574.38

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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.