Home / 219,741.60-329,623.20-114,765.60

Finding the Fourth Proportional to 219,741.60, 329,623.20 and 114,765.60

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Solution

The fourth proportional to 219,741.60, 329,623.20 and 114,765.60 is: 172,154.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,741.60 : 329,623.20 = 114,765.60 : x
  2. Step 2: Convert to fraction form
    219,741.60/329,623.20 = 114,765.60/x
  3. Step 3: Cross multiply
    219,741.60x = 329,623.20 × 114,765.60
  4. Step 4: Simplify right side
    219,741.60x = 37,829,404,321.92
  5. Step 5: Solve for x
    x = 37,829,404,321.92/219,741.60
  6. Step 6: Final answer
    x = 172,154.04

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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.