Home / 353,584.80-529,916.40-164,023.20

Finding the Fourth Proportional to 353,584.80, 529,916.40 and 164,023.20

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Solution

The fourth proportional to 353,584.80, 529,916.40 and 164,023.20 is: 245,821.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,584.80 : 529,916.40 = 164,023.20 : x
  2. Step 2: Convert to fraction form
    353,584.80/529,916.40 = 164,023.20/x
  3. Step 3: Cross multiply
    353,584.80x = 529,916.40 × 164,023.20
  4. Step 4: Simplify right side
    353,584.80x = 86,918,583,660.48
  5. Step 5: Solve for x
    x = 86,918,583,660.48/353,584.80
  6. Step 6: Final answer
    x = 245,821.04

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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.