Home / 219,729.22-329,252.90-152,392.60

Finding the Fourth Proportional to 219,729.22, 329,252.90 and 152,392.60

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Solution

The fourth proportional to 219,729.22, 329,252.90 and 152,392.60 is: 228,352.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,729.22 : 329,252.90 = 152,392.60 : x
  2. Step 2: Convert to fraction form
    219,729.22/329,252.90 = 152,392.60/x
  3. Step 3: Cross multiply
    219,729.22x = 329,252.90 × 152,392.60
  4. Step 4: Simplify right side
    219,729.22x = 50,175,705,488.54
  5. Step 5: Solve for x
    x = 50,175,705,488.54/219,729.22
  6. Step 6: Final answer
    x = 228,352.45

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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.