Home / 219,885.10-329,827.65-114,909.10

Finding the Fourth Proportional to 219,885.10, 329,827.65 and 114,909.10

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Solution

The fourth proportional to 219,885.10, 329,827.65 and 114,909.10 is: 172,363.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,885.10 : 329,827.65 = 114,909.10 : x
  2. Step 2: Convert to fraction form
    219,885.10/329,827.65 = 114,909.10/x
  3. Step 3: Cross multiply
    219,885.10x = 329,827.65 × 114,909.10
  4. Step 4: Simplify right side
    219,885.10x = 37,900,198,416.62
  5. Step 5: Solve for x
    x = 37,900,198,416.62/219,885.10
  6. Step 6: Final answer
    x = 172,363.65

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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.