Home / 219,743.40-329,177.70-114,621.60

Finding the Fourth Proportional to 219,743.40, 329,177.70 and 114,621.60

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Solution

The fourth proportional to 219,743.40, 329,177.70 and 114,621.60 is: 171,704.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,743.40 : 329,177.70 = 114,621.60 : x
  2. Step 2: Convert to fraction form
    219,743.40/329,177.70 = 114,621.60/x
  3. Step 3: Cross multiply
    219,743.40x = 329,177.70 × 114,621.60
  4. Step 4: Simplify right side
    219,743.40x = 37,730,874,658.32
  5. Step 5: Solve for x
    x = 37,730,874,658.32/219,743.40
  6. Step 6: Final answer
    x = 171,704.25

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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.