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Finding the Fourth Proportional to 283,574.43, 425,403.92 and 101,191.03

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Solution

The fourth proportional to 283,574.43, 425,403.92 and 101,191.03 is: 151,801.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,574.43 : 425,403.92 = 101,191.03 : x
  2. Step 2: Convert to fraction form
    283,574.43/425,403.92 = 101,191.03/x
  3. Step 3: Cross multiply
    283,574.43x = 425,403.92 × 101,191.03
  4. Step 4: Simplify right side
    283,574.43x = 43,047,058,703.82
  5. Step 5: Solve for x
    x = 43,047,058,703.82/283,574.43
  6. Step 6: Final answer
    x = 151,801.62

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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.