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Finding the Fourth Proportional to 283,506.48, 425,131.74 and 83,757.24

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Solution

The fourth proportional to 283,506.48, 425,131.74 and 83,757.24 is: 125,598.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,506.48 : 425,131.74 = 83,757.24 : x
  2. Step 2: Convert to fraction form
    283,506.48/425,131.74 = 83,757.24/x
  3. Step 3: Cross multiply
    283,506.48x = 425,131.74 × 83,757.24
  4. Step 4: Simplify right side
    283,506.48x = 35,607,861,178.80
  5. Step 5: Solve for x
    x = 35,607,861,178.80/283,506.48
  6. Step 6: Final answer
    x = 125,598.05

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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.