Home / 99,662.07-149,518.35-33,102.54

Finding the Fourth Proportional to 99,662.07, 149,518.35 and 33,102.54

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Solution

The fourth proportional to 99,662.07, 149,518.35 and 33,102.54 is: 49,662.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,662.07 : 149,518.35 = 33,102.54 : x
  2. Step 2: Convert to fraction form
    99,662.07/149,518.35 = 33,102.54/x
  3. Step 3: Cross multiply
    99,662.07x = 149,518.35 × 33,102.54
  4. Step 4: Simplify right side
    99,662.07x = 4,949,437,161.61
  5. Step 5: Solve for x
    x = 4,949,437,161.61/99,662.07
  6. Step 6: Final answer
    x = 49,662.20

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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.