Home / 110,132.32-151,968.06-69,774.88

Finding the Fourth Proportional to 110,132.32, 151,968.06 and 69,774.88

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Solution

The fourth proportional to 110,132.32, 151,968.06 and 69,774.88 is: 96,280.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,132.32 : 151,968.06 = 69,774.88 : x
  2. Step 2: Convert to fraction form
    110,132.32/151,968.06 = 69,774.88/x
  3. Step 3: Cross multiply
    110,132.32x = 151,968.06 × 69,774.88
  4. Step 4: Simplify right side
    110,132.32x = 10,603,553,150.33
  5. Step 5: Solve for x
    x = 10,603,553,150.33/110,132.32
  6. Step 6: Final answer
    x = 96,280.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.