Home / 216,345.63-298,556.97-120,852.33

Finding the Fourth Proportional to 216,345.63, 298,556.97 and 120,852.33

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Solution

The fourth proportional to 216,345.63, 298,556.97 and 120,852.33 is: 166,776.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,345.63 : 298,556.97 = 120,852.33 : x
  2. Step 2: Convert to fraction form
    216,345.63/298,556.97 = 120,852.33/x
  3. Step 3: Cross multiply
    216,345.63x = 298,556.97 × 120,852.33
  4. Step 4: Simplify right side
    216,345.63x = 36,081,305,462.24
  5. Step 5: Solve for x
    x = 36,081,305,462.24/216,345.63
  6. Step 6: Final answer
    x = 166,776.22

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1.5x scale

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.