Home / 99,448.36-149,084.08-36,256.61

Finding the Fourth Proportional to 99,448.36, 149,084.08 and 36,256.61

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Solution

The fourth proportional to 99,448.36, 149,084.08 and 36,256.61 is: 54,352.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,448.36 : 149,084.08 = 36,256.61 : x
  2. Step 2: Convert to fraction form
    99,448.36/149,084.08 = 36,256.61/x
  3. Step 3: Cross multiply
    99,448.36x = 149,084.08 × 36,256.61
  4. Step 4: Simplify right side
    99,448.36x = 5,405,283,627.84
  5. Step 5: Solve for x
    x = 5,405,283,627.84/99,448.36
  6. Step 6: Final answer
    x = 54,352.67

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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.