Home / 110,730.20-166,095.30-102,176.60

Finding the Fourth Proportional to 110,730.20, 166,095.30 and 102,176.60

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Solution

The fourth proportional to 110,730.20, 166,095.30 and 102,176.60 is: 153,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,730.20 : 166,095.30 = 102,176.60 : x
  2. Step 2: Convert to fraction form
    110,730.20/166,095.30 = 102,176.60/x
  3. Step 3: Cross multiply
    110,730.20x = 166,095.30 × 102,176.60
  4. Step 4: Simplify right side
    110,730.20x = 16,971,053,029.98
  5. Step 5: Solve for x
    x = 16,971,053,029.98/110,730.20
  6. Step 6: Final answer
    x = 153,264.90

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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.