Home / 164,020.20-246,030.30-89,176.20

Finding the Fourth Proportional to 164,020.20, 246,030.30 and 89,176.20

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Solution

The fourth proportional to 164,020.20, 246,030.30 and 89,176.20 is: 133,764.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,020.20 : 246,030.30 = 89,176.20 : x
  2. Step 2: Convert to fraction form
    164,020.20/246,030.30 = 89,176.20/x
  3. Step 3: Cross multiply
    164,020.20x = 246,030.30 × 89,176.20
  4. Step 4: Simplify right side
    164,020.20x = 21,940,047,238.86
  5. Step 5: Solve for x
    x = 21,940,047,238.86/164,020.20
  6. Step 6: Final answer
    x = 133,764.30

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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.