Home / 163,636.10-225,813.90-107,046.26

Finding the Fourth Proportional to 163,636.10, 225,813.90 and 107,046.26

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Solution

The fourth proportional to 163,636.10, 225,813.90 and 107,046.26 is: 147,721.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,636.10 : 225,813.90 = 107,046.26 : x
  2. Step 2: Convert to fraction form
    163,636.10/225,813.90 = 107,046.26/x
  3. Step 3: Cross multiply
    163,636.10x = 225,813.90 × 107,046.26
  4. Step 4: Simplify right side
    163,636.10x = 24,172,533,451.01
  5. Step 5: Solve for x
    x = 24,172,533,451.01/163,636.10
  6. Step 6: Final answer
    x = 147,721.28

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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.