Home / 99,669.36-149,503.56-33,114.48

Finding the Fourth Proportional to 99,669.36, 149,503.56 and 33,114.48

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Solution

The fourth proportional to 99,669.36, 149,503.56 and 33,114.48 is: 49,671.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,669.36 : 149,503.56 = 33,114.48 : x
  2. Step 2: Convert to fraction form
    99,669.36/149,503.56 = 33,114.48/x
  3. Step 3: Cross multiply
    99,669.36x = 149,503.56 × 33,114.48
  4. Step 4: Simplify right side
    99,669.36x = 4,950,732,647.55
  5. Step 5: Solve for x
    x = 4,950,732,647.55/99,669.36
  6. Step 6: Final answer
    x = 49,671.56

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1.5x scale

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.