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Finding the Fourth Proportional to 101,599.99, 152,254.78 and 57,133.42

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Solution

The fourth proportional to 101,599.99, 152,254.78 and 57,133.42 is: 85,618.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,599.99 : 152,254.78 = 57,133.42 : x
  2. Step 2: Convert to fraction form
    101,599.99/152,254.78 = 57,133.42/x
  3. Step 3: Cross multiply
    101,599.99x = 152,254.78 × 57,133.42
  4. Step 4: Simplify right side
    101,599.99x = 8,698,836,292.75
  5. Step 5: Solve for x
    x = 8,698,836,292.75/101,599.99
  6. Step 6: Final answer
    x = 85,618.48

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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.