Home / 110,960.60-166,619.10-102,774.20

Finding the Fourth Proportional to 110,960.60, 166,619.10 and 102,774.20

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Solution

The fourth proportional to 110,960.60, 166,619.10 and 102,774.20 is: 154,326.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,960.60 : 166,619.10 = 102,774.20 : x
  2. Step 2: Convert to fraction form
    110,960.60/166,619.10 = 102,774.20/x
  3. Step 3: Cross multiply
    110,960.60x = 166,619.10 × 102,774.20
  4. Step 4: Simplify right side
    110,960.60x = 17,124,144,707.22
  5. Step 5: Solve for x
    x = 17,124,144,707.22/110,960.60
  6. Step 6: Final answer
    x = 154,326.35

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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.