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Finding the Fourth Proportional to 185,970.56, 278,850.83 and 170,101.14

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Solution

The fourth proportional to 185,970.56, 278,850.83 and 170,101.14 is: 255,055.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,970.56 : 278,850.83 = 170,101.14 : x
  2. Step 2: Convert to fraction form
    185,970.56/278,850.83 = 170,101.14/x
  3. Step 3: Cross multiply
    185,970.56x = 278,850.83 × 170,101.14
  4. Step 4: Simplify right side
    185,970.56x = 47,432,844,498.20
  5. Step 5: Solve for x
    x = 47,432,844,498.20/185,970.56
  6. Step 6: Final answer
    x = 255,055.67

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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.