Home / 110,495.56-152,435.30-74,672.52

Finding the Fourth Proportional to 110,495.56, 152,435.30 and 74,672.52

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Solution

The fourth proportional to 110,495.56, 152,435.30 and 74,672.52 is: 103,015.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,495.56 : 152,435.30 = 74,672.52 : x
  2. Step 2: Convert to fraction form
    110,495.56/152,435.30 = 74,672.52/x
  3. Step 3: Cross multiply
    110,495.56x = 152,435.30 × 74,672.52
  4. Step 4: Simplify right side
    110,495.56x = 11,382,727,987.96
  5. Step 5: Solve for x
    x = 11,382,727,987.96/110,495.56
  6. Step 6: Final answer
    x = 103,015.25

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Why These Related Problems?

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