Home / 192,078.23-265,140.59-144,469.05

Finding the Fourth Proportional to 192,078.23, 265,140.59 and 144,469.05

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Solution

The fourth proportional to 192,078.23, 265,140.59 and 144,469.05 is: 199,421.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,078.23 : 265,140.59 = 144,469.05 : x
  2. Step 2: Convert to fraction form
    192,078.23/265,140.59 = 144,469.05/x
  3. Step 3: Cross multiply
    192,078.23x = 265,140.59 × 144,469.05
  4. Step 4: Simplify right side
    192,078.23x = 38,304,608,431.39
  5. Step 5: Solve for x
    x = 38,304,608,431.39/192,078.23
  6. Step 6: Final answer
    x = 199,421.92

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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.