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Finding the Fourth Proportional to 101,586.99, 152,390.50 and 35,018.36

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Solution

The fourth proportional to 101,586.99, 152,390.50 and 35,018.36 is: 52,530.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,586.99 : 152,390.50 = 35,018.36 : x
  2. Step 2: Convert to fraction form
    101,586.99/152,390.50 = 35,018.36/x
  3. Step 3: Cross multiply
    101,586.99x = 152,390.50 × 35,018.36
  4. Step 4: Simplify right side
    101,586.99x = 5,336,464,627.63
  5. Step 5: Solve for x
    x = 5,336,464,627.63/101,586.99
  6. Step 6: Final answer
    x = 52,530.98

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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.