Home / 252,333.08-378,501.03-74,841.42

Finding the Fourth Proportional to 252,333.08, 378,501.03 and 74,841.42

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Solution

The fourth proportional to 252,333.08, 378,501.03 and 74,841.42 is: 112,262.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,333.08 : 378,501.03 = 74,841.42 : x
  2. Step 2: Convert to fraction form
    252,333.08/378,501.03 = 74,841.42/x
  3. Step 3: Cross multiply
    252,333.08x = 378,501.03 × 74,841.42
  4. Step 4: Simplify right side
    252,333.08x = 28,327,554,556.66
  5. Step 5: Solve for x
    x = 28,327,554,556.66/252,333.08
  6. Step 6: Final answer
    x = 112,262.55

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1.5x scale

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.