Home / 149,394.90-223,696.86-123,216.51

Finding the Fourth Proportional to 149,394.90, 223,696.86 and 123,216.51

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Solution

The fourth proportional to 149,394.90, 223,696.86 and 123,216.51 is: 184,498.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,394.90 : 223,696.86 = 123,216.51 : x
  2. Step 2: Convert to fraction form
    149,394.90/223,696.86 = 123,216.51/x
  3. Step 3: Cross multiply
    149,394.90x = 223,696.86 × 123,216.51
  4. Step 4: Simplify right side
    149,394.90x = 27,563,146,387.16
  5. Step 5: Solve for x
    x = 27,563,146,387.16/149,394.90
  6. Step 6: Final answer
    x = 184,498.58

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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.