Home / 111,476.10-167,268.82-52,316.58

Finding the Fourth Proportional to 111,476.10, 167,268.82 and 52,316.58

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Solution

The fourth proportional to 111,476.10, 167,268.82 and 52,316.58 is: 78,500.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,476.10 : 167,268.82 = 52,316.58 : x
  2. Step 2: Convert to fraction form
    111,476.10/167,268.82 = 52,316.58/x
  3. Step 3: Cross multiply
    111,476.10x = 167,268.82 × 52,316.58
  4. Step 4: Simplify right side
    111,476.10x = 8,750,932,603.04
  5. Step 5: Solve for x
    x = 8,750,932,603.04/111,476.10
  6. Step 6: Final answer
    x = 78,500.53

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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.