Home / 229,296.51-344,403.16-138,293.84

Finding the Fourth Proportional to 229,296.51, 344,403.16 and 138,293.84

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Solution

The fourth proportional to 229,296.51, 344,403.16 and 138,293.84 is: 207,717.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,296.51 : 344,403.16 = 138,293.84 : x
  2. Step 2: Convert to fraction form
    229,296.51/344,403.16 = 138,293.84/x
  3. Step 3: Cross multiply
    229,296.51x = 344,403.16 × 138,293.84
  4. Step 4: Simplify right side
    229,296.51x = 47,628,833,091.05
  5. Step 5: Solve for x
    x = 47,628,833,091.05/229,296.51
  6. Step 6: Final answer
    x = 207,717.22

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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.