Home / 74,648.40-111,972.60-24,736.20

Finding the Fourth Proportional to 74,648.40, 111,972.60 and 24,736.20

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Solution

The fourth proportional to 74,648.40, 111,972.60 and 24,736.20 is: 37,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,648.40 : 111,972.60 = 24,736.20 : x
  2. Step 2: Convert to fraction form
    74,648.40/111,972.60 = 24,736.20/x
  3. Step 3: Cross multiply
    74,648.40x = 111,972.60 × 24,736.20
  4. Step 4: Simplify right side
    74,648.40x = 2,769,776,628.12
  5. Step 5: Solve for x
    x = 2,769,776,628.12/74,648.40
  6. Step 6: Final answer
    x = 37,104.30

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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.