Home / 216,344.52-298,556.08-120,854.84

Finding the Fourth Proportional to 216,344.52, 298,556.08 and 120,854.84

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Solution

The fourth proportional to 216,344.52, 298,556.08 and 120,854.84 is: 166,780.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,344.52 : 298,556.08 = 120,854.84 : x
  2. Step 2: Convert to fraction form
    216,344.52/298,556.08 = 120,854.84/x
  3. Step 3: Cross multiply
    216,344.52x = 298,556.08 × 120,854.84
  4. Step 4: Simplify right side
    216,344.52x = 36,081,945,484.51
  5. Step 5: Solve for x
    x = 36,081,945,484.51/216,344.52
  6. Step 6: Final answer
    x = 166,780.03

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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.