Home / 163,578.24-245,367.44-51,267.20

Finding the Fourth Proportional to 163,578.24, 245,367.44 and 51,267.20

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Solution

The fourth proportional to 163,578.24, 245,367.44 and 51,267.20 is: 76,900.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,578.24 : 245,367.44 = 51,267.20 : x
  2. Step 2: Convert to fraction form
    163,578.24/245,367.44 = 51,267.20/x
  3. Step 3: Cross multiply
    163,578.24x = 245,367.44 × 51,267.20
  4. Step 4: Simplify right side
    163,578.24x = 12,579,301,619.97
  5. Step 5: Solve for x
    x = 12,579,301,619.97/163,578.24
  6. Step 6: Final answer
    x = 76,900.83

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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.