Home / 163,826.22-245,739.12-51,516.30

Finding the Fourth Proportional to 163,826.22, 245,739.12 and 51,516.30

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Solution

The fourth proportional to 163,826.22, 245,739.12 and 51,516.30 is: 77,274.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,826.22 : 245,739.12 = 51,516.30 : x
  2. Step 2: Convert to fraction form
    163,826.22/245,739.12 = 51,516.30/x
  3. Step 3: Cross multiply
    163,826.22x = 245,739.12 × 51,516.30
  4. Step 4: Simplify right side
    163,826.22x = 12,659,570,227.66
  5. Step 5: Solve for x
    x = 12,659,570,227.66/163,826.22
  6. Step 6: Final answer
    x = 77,274.38

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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.