Home / 219,701.20-329,292.60-164,232.40

Finding the Fourth Proportional to 219,701.20, 329,292.60 and 164,232.40

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Solution

The fourth proportional to 219,701.20, 329,292.60 and 164,232.40 is: 246,154.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,701.20 : 329,292.60 = 164,232.40 : x
  2. Step 2: Convert to fraction form
    219,701.20/329,292.60 = 164,232.40/x
  3. Step 3: Cross multiply
    219,701.20x = 329,292.60 × 164,232.40
  4. Step 4: Simplify right side
    219,701.20x = 54,080,514,000.24
  5. Step 5: Solve for x
    x = 54,080,514,000.24/219,701.20
  6. Step 6: Final answer
    x = 246,154.84

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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.