Home / 247,525.49-341,556.80-138,614.64

Finding the Fourth Proportional to 247,525.49, 341,556.80 and 138,614.64

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Solution

The fourth proportional to 247,525.49, 341,556.80 and 138,614.64 is: 191,272.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,525.49 : 341,556.80 = 138,614.64 : x
  2. Step 2: Convert to fraction form
    247,525.49/341,556.80 = 138,614.64/x
  3. Step 3: Cross multiply
    247,525.49x = 341,556.80 × 138,614.64
  4. Step 4: Simplify right side
    247,525.49x = 47,344,772,178.48
  5. Step 5: Solve for x
    x = 47,344,772,178.48/247,525.49
  6. Step 6: Final answer
    x = 191,272.31

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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.