Home / 164,723.08-227,317.82-89,271.58

Finding the Fourth Proportional to 164,723.08, 227,317.82 and 89,271.58

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Solution

The fourth proportional to 164,723.08, 227,317.82 and 89,271.58 is: 123,194.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,723.08 : 227,317.82 = 89,271.58 : x
  2. Step 2: Convert to fraction form
    164,723.08/227,317.82 = 89,271.58/x
  3. Step 3: Cross multiply
    164,723.08x = 227,317.82 × 89,271.58
  4. Step 4: Simplify right side
    164,723.08x = 20,293,020,953.56
  5. Step 5: Solve for x
    x = 20,293,020,953.56/164,723.08
  6. Step 6: Final answer
    x = 123,194.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.