Home / 40,965.06-56,501.60-30,893.92

Finding the Fourth Proportional to 40,965.06, 56,501.60 and 30,893.92

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Solution

The fourth proportional to 40,965.06, 56,501.60 and 30,893.92 is: 42,610.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,965.06 : 56,501.60 = 30,893.92 : x
  2. Step 2: Convert to fraction form
    40,965.06/56,501.60 = 30,893.92/x
  3. Step 3: Cross multiply
    40,965.06x = 56,501.60 × 30,893.92
  4. Step 4: Simplify right side
    40,965.06x = 1,745,555,910.27
  5. Step 5: Solve for x
    x = 1,745,555,910.27/40,965.06
  6. Step 6: Final answer
    x = 42,610.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.