Home / 219,799.80-329,748.30-101,442.60

Finding the Fourth Proportional to 219,799.80, 329,748.30 and 101,442.60

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Solution

The fourth proportional to 219,799.80, 329,748.30 and 101,442.60 is: 152,186.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,799.80 : 329,748.30 = 101,442.60 : x
  2. Step 2: Convert to fraction form
    219,799.80/329,748.30 = 101,442.60/x
  3. Step 3: Cross multiply
    219,799.80x = 329,748.30 × 101,442.60
  4. Step 4: Simplify right side
    219,799.80x = 33,450,524,897.58
  5. Step 5: Solve for x
    x = 33,450,524,897.58/219,799.80
  6. Step 6: Final answer
    x = 152,186.33

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1.5x scale

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.