Home / 111,845.16-167,715.90-41,705.64

Finding the Fourth Proportional to 111,845.16, 167,715.90 and 41,705.64

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Solution

The fourth proportional to 111,845.16, 167,715.90 and 41,705.64 is: 62,539.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,845.16 : 167,715.90 = 41,705.64 : x
  2. Step 2: Convert to fraction form
    111,845.16/167,715.90 = 41,705.64/x
  3. Step 3: Cross multiply
    111,845.16x = 167,715.90 × 41,705.64
  4. Step 4: Simplify right side
    111,845.16x = 6,994,698,947.68
  5. Step 5: Solve for x
    x = 6,994,698,947.68/111,845.16
  6. Step 6: Final answer
    x = 62,539.13

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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.