Home / 249,659.19-344,529.69-136,481.94

Finding the Fourth Proportional to 249,659.19, 344,529.69 and 136,481.94

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Solution

The fourth proportional to 249,659.19, 344,529.69 and 136,481.94 is: 188,345.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,659.19 : 344,529.69 = 136,481.94 : x
  2. Step 2: Convert to fraction form
    249,659.19/344,529.69 = 136,481.94/x
  3. Step 3: Cross multiply
    249,659.19x = 344,529.69 × 136,481.94
  4. Step 4: Simplify right side
    249,659.19x = 47,022,079,796.39
  5. Step 5: Solve for x
    x = 47,022,079,796.39/249,659.19
  6. Step 6: Final answer
    x = 188,345.08

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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.