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Finding the Fourth Proportional to 283,559.70, 425,533.95 and 125,901.30

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Solution

The fourth proportional to 283,559.70, 425,533.95 and 125,901.30 is: 188,938.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,559.70 : 425,533.95 = 125,901.30 : x
  2. Step 2: Convert to fraction form
    283,559.70/425,533.95 = 125,901.30/x
  3. Step 3: Cross multiply
    283,559.70x = 425,533.95 × 125,901.30
  4. Step 4: Simplify right side
    283,559.70x = 53,575,277,499.14
  5. Step 5: Solve for x
    x = 53,575,277,499.14/283,559.70
  6. Step 6: Final answer
    x = 188,938.26

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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.