Home / 163,594.22-225,756.75-90,995.54

Finding the Fourth Proportional to 163,594.22, 225,756.75 and 90,995.54

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Solution

The fourth proportional to 163,594.22, 225,756.75 and 90,995.54 is: 125,572.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,594.22 : 225,756.75 = 90,995.54 : x
  2. Step 2: Convert to fraction form
    163,594.22/225,756.75 = 90,995.54/x
  3. Step 3: Cross multiply
    163,594.22x = 225,756.75 × 90,995.54
  4. Step 4: Simplify right side
    163,594.22x = 20,542,856,587.34
  5. Step 5: Solve for x
    x = 20,542,856,587.34/163,594.22
  6. Step 6: Final answer
    x = 125,572.02

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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.