Home / 162,050.68-223,629.60-90,426.43

Finding the Fourth Proportional to 162,050.68, 223,629.60 and 90,426.43

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Solution

The fourth proportional to 162,050.68, 223,629.60 and 90,426.43 is: 124,788.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,050.68 : 223,629.60 = 90,426.43 : x
  2. Step 2: Convert to fraction form
    162,050.68/223,629.60 = 90,426.43/x
  3. Step 3: Cross multiply
    162,050.68x = 223,629.60 × 90,426.43
  4. Step 4: Simplify right side
    162,050.68x = 20,222,026,370.33
  5. Step 5: Solve for x
    x = 20,222,026,370.33/162,050.68
  6. Step 6: Final answer
    x = 124,788.28

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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.