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Finding the Fourth Proportional to 101,953.88, 152,929.21 and 25,017.70

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Solution

The fourth proportional to 101,953.88, 152,929.21 and 25,017.70 is: 37,526.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,953.88 : 152,929.21 = 25,017.70 : x
  2. Step 2: Convert to fraction form
    101,953.88/152,929.21 = 25,017.70/x
  3. Step 3: Cross multiply
    101,953.88x = 152,929.21 × 25,017.70
  4. Step 4: Simplify right side
    101,953.88x = 3,825,936,332.37
  5. Step 5: Solve for x
    x = 3,825,936,332.37/101,953.88
  6. Step 6: Final answer
    x = 37,526.15

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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.