Home / 163,973.10-245,403.66-100,832.90

Finding the Fourth Proportional to 163,973.10, 245,403.66 and 100,832.90

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Solution

The fourth proportional to 163,973.10, 245,403.66 and 100,832.90 is: 150,907.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,973.10 : 245,403.66 = 100,832.90 : x
  2. Step 2: Convert to fraction form
    163,973.10/245,403.66 = 100,832.90/x
  3. Step 3: Cross multiply
    163,973.10x = 245,403.66 × 100,832.90
  4. Step 4: Simplify right side
    163,973.10x = 24,744,761,481.40
  5. Step 5: Solve for x
    x = 24,744,761,481.40/163,973.10
  6. Step 6: Final answer
    x = 150,907.44

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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.