Home / 99,907.02-149,887.26-29,786.94

Finding the Fourth Proportional to 99,907.02, 149,887.26 and 29,786.94

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Solution

The fourth proportional to 99,907.02, 149,887.26 and 29,786.94 is: 44,688.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,907.02 : 149,887.26 = 29,786.94 : x
  2. Step 2: Convert to fraction form
    99,907.02/149,887.26 = 29,786.94/x
  3. Step 3: Cross multiply
    99,907.02x = 149,887.26 × 29,786.94
  4. Step 4: Simplify right side
    99,907.02x = 4,464,682,820.38
  5. Step 5: Solve for x
    x = 4,464,682,820.38/99,907.02
  6. Step 6: Final answer
    x = 44,688.38

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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.