Home / 282,556.56-423,833.76-72,194.16

Finding the Fourth Proportional to 282,556.56, 423,833.76 and 72,194.16

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Solution

The fourth proportional to 282,556.56, 423,833.76 and 72,194.16 is: 108,290.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,556.56 : 423,833.76 = 72,194.16 : x
  2. Step 2: Convert to fraction form
    282,556.56/423,833.76 = 72,194.16/x
  3. Step 3: Cross multiply
    282,556.56x = 423,833.76 × 72,194.16
  4. Step 4: Simplify right side
    282,556.56x = 30,598,322,282.84
  5. Step 5: Solve for x
    x = 30,598,322,282.84/282,556.56
  6. Step 6: Final answer
    x = 108,290.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.