Home / 99,571.65-149,341.55-33,009.09

Finding the Fourth Proportional to 99,571.65, 149,341.55 and 33,009.09

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Solution

The fourth proportional to 99,571.65, 149,341.55 and 33,009.09 is: 49,508.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,571.65 : 149,341.55 = 33,009.09 : x
  2. Step 2: Convert to fraction form
    99,571.65/149,341.55 = 33,009.09/x
  3. Step 3: Cross multiply
    99,571.65x = 149,341.55 × 33,009.09
  4. Step 4: Simplify right side
    99,571.65x = 4,929,628,499.64
  5. Step 5: Solve for x
    x = 4,929,628,499.64/99,571.65
  6. Step 6: Final answer
    x = 49,508.35

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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.