Home / 111,784.12-167,627-59,181.32

Finding the Fourth Proportional to 111,784.12, 167,627 and 59,181.32

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Solution

The fourth proportional to 111,784.12, 167,627 and 59,181.32 is: 88,745.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,784.12 : 167,627 = 59,181.32 : x
  2. Step 2: Convert to fraction form
    111,784.12/167,627 = 59,181.32/x
  3. Step 3: Cross multiply
    111,784.12x = 167,627 × 59,181.32
  4. Step 4: Simplify right side
    111,784.12x = 9,920,387,127.64
  5. Step 5: Solve for x
    x = 9,920,387,127.64/111,784.12
  6. Step 6: Final answer
    x = 88,745.94

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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.