Home / 219,627.10-329,829.45-169,828.30

Finding the Fourth Proportional to 219,627.10, 329,829.45 and 169,828.30

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Solution

The fourth proportional to 219,627.10, 329,829.45 and 169,828.30 is: 255,043.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,627.10 : 329,829.45 = 169,828.30 : x
  2. Step 2: Convert to fraction form
    219,627.10/329,829.45 = 169,828.30/x
  3. Step 3: Cross multiply
    219,627.10x = 329,829.45 × 169,828.30
  4. Step 4: Simplify right side
    219,627.10x = 56,014,374,783.44
  5. Step 5: Solve for x
    x = 56,014,374,783.44/219,627.10
  6. Step 6: Final answer
    x = 255,043.09

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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.