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Finding the Fourth Proportional to 283,537.01, 425,388.63 and 83,862.74

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Solution

The fourth proportional to 283,537.01, 425,388.63 and 83,862.74 is: 125,818.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,537.01 : 425,388.63 = 83,862.74 : x
  2. Step 2: Convert to fraction form
    283,537.01/425,388.63 = 83,862.74/x
  3. Step 3: Cross multiply
    283,537.01x = 425,388.63 × 83,862.74
  4. Step 4: Simplify right side
    283,537.01x = 35,674,256,076.65
  5. Step 5: Solve for x
    x = 35,674,256,076.65/283,537.01
  6. Step 6: Final answer
    x = 125,818.69

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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.