Home / 252,035.10-378,052.65-194,954.40

Finding the Fourth Proportional to 252,035.10, 378,052.65 and 194,954.40

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Solution

The fourth proportional to 252,035.10, 378,052.65 and 194,954.40 is: 292,431.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,035.10 : 378,052.65 = 194,954.40 : x
  2. Step 2: Convert to fraction form
    252,035.10/378,052.65 = 194,954.40/x
  3. Step 3: Cross multiply
    252,035.10x = 378,052.65 × 194,954.40
  4. Step 4: Simplify right side
    252,035.10x = 73,703,027,549.16
  5. Step 5: Solve for x
    x = 73,703,027,549.16/252,035.10
  6. Step 6: Final answer
    x = 292,431.60

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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.