Home / 49,609.60-74,414.40-12,673.60

Finding the Fourth Proportional to 49,609.60, 74,414.40 and 12,673.60

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Solution

The fourth proportional to 49,609.60, 74,414.40 and 12,673.60 is: 19,010.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,609.60 : 74,414.40 = 12,673.60 : x
  2. Step 2: Convert to fraction form
    49,609.60/74,414.40 = 12,673.60/x
  3. Step 3: Cross multiply
    49,609.60x = 74,414.40 × 12,673.60
  4. Step 4: Simplify right side
    49,609.60x = 943,098,339.84
  5. Step 5: Solve for x
    x = 943,098,339.84/49,609.60
  6. Step 6: Final answer
    x = 19,010.40

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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.