Home / 111,465.12-167,203.35-41,328.03

Finding the Fourth Proportional to 111,465.12, 167,203.35 and 41,328.03

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Solution

The fourth proportional to 111,465.12, 167,203.35 and 41,328.03 is: 61,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,465.12 : 167,203.35 = 41,328.03 : x
  2. Step 2: Convert to fraction form
    111,465.12/167,203.35 = 41,328.03/x
  3. Step 3: Cross multiply
    111,465.12x = 167,203.35 × 41,328.03
  4. Step 4: Simplify right side
    111,465.12x = 6,910,185,064.90
  5. Step 5: Solve for x
    x = 6,910,185,064.90/111,465.12
  6. Step 6: Final answer
    x = 61,994.15

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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.