Home / 163,815.12-226,027.47-92,169.00

Finding the Fourth Proportional to 163,815.12, 226,027.47 and 92,169.00

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Solution

The fourth proportional to 163,815.12, 226,027.47 and 92,169.00 is: 127,172.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,815.12 : 226,027.47 = 92,169.00 : x
  2. Step 2: Convert to fraction form
    163,815.12/226,027.47 = 92,169.00/x
  3. Step 3: Cross multiply
    163,815.12x = 226,027.47 × 92,169.00
  4. Step 4: Simplify right side
    163,815.12x = 20,832,725,026.59
  5. Step 5: Solve for x
    x = 20,832,725,026.59/163,815.12
  6. Step 6: Final answer
    x = 127,172.18

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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.