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Finding the Fourth Proportional to 101,239, 152,186.40 and 93,934.44

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Solution

The fourth proportional to 101,239, 152,186.40 and 93,934.44 is: 141,205.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,239 : 152,186.40 = 93,934.44 : x
  2. Step 2: Convert to fraction form
    101,239/152,186.40 = 93,934.44/x
  3. Step 3: Cross multiply
    101,239x = 152,186.40 × 93,934.44
  4. Step 4: Simplify right side
    101,239x = 14,295,544,259.62
  5. Step 5: Solve for x
    x = 14,295,544,259.62/101,239
  6. Step 6: Final answer
    x = 141,205.90

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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.