Home / 43,774.08-65,695.50-30,540.36

Finding the Fourth Proportional to 43,774.08, 65,695.50 and 30,540.36

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Solution

The fourth proportional to 43,774.08, 65,695.50 and 30,540.36 is: 45,834.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,774.08 : 65,695.50 = 30,540.36 : x
  2. Step 2: Convert to fraction form
    43,774.08/65,695.50 = 30,540.36/x
  3. Step 3: Cross multiply
    43,774.08x = 65,695.50 × 30,540.36
  4. Step 4: Simplify right side
    43,774.08x = 2,006,364,220.38
  5. Step 5: Solve for x
    x = 2,006,364,220.38/43,774.08
  6. Step 6: Final answer
    x = 45,834.53

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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.