Home / 249,556.41-344,388-136,379.16

Finding the Fourth Proportional to 249,556.41, 344,388 and 136,379.16

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Solution

The fourth proportional to 249,556.41, 344,388 and 136,379.16 is: 188,203.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,556.41 : 344,388 = 136,379.16 : x
  2. Step 2: Convert to fraction form
    249,556.41/344,388 = 136,379.16/x
  3. Step 3: Cross multiply
    249,556.41x = 344,388 × 136,379.16
  4. Step 4: Simplify right side
    249,556.41x = 46,967,346,154.08
  5. Step 5: Solve for x
    x = 46,967,346,154.08/249,556.41
  6. Step 6: Final answer
    x = 188,203.33

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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.