Home / 40,575.12-60,865.73-10,992.50

Finding the Fourth Proportional to 40,575.12, 60,865.73 and 10,992.50

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Solution

The fourth proportional to 40,575.12, 60,865.73 and 10,992.50 is: 16,489.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,575.12 : 60,865.73 = 10,992.50 : x
  2. Step 2: Convert to fraction form
    40,575.12/60,865.73 = 10,992.50/x
  3. Step 3: Cross multiply
    40,575.12x = 60,865.73 × 10,992.50
  4. Step 4: Simplify right side
    40,575.12x = 669,066,177.73
  5. Step 5: Solve for x
    x = 669,066,177.73/40,575.12
  6. Step 6: Final answer
    x = 16,489.57

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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.