Home / 74,315.73-111,473.30-26,919.73

Finding the Fourth Proportional to 74,315.73, 111,473.30 and 26,919.73

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Solution

The fourth proportional to 74,315.73, 111,473.30 and 26,919.73 is: 40,379.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,315.73 : 111,473.30 = 26,919.73 : x
  2. Step 2: Convert to fraction form
    74,315.73/111,473.30 = 26,919.73/x
  3. Step 3: Cross multiply
    74,315.73x = 111,473.30 × 26,919.73
  4. Step 4: Simplify right side
    74,315.73x = 3,000,831,070.91
  5. Step 5: Solve for x
    x = 3,000,831,070.91/74,315.73
  6. Step 6: Final answer
    x = 40,379.49

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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.