Home / 40,188.72-55,457.73-23,193.68

Finding the Fourth Proportional to 40,188.72, 55,457.73 and 23,193.68

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Solution

The fourth proportional to 40,188.72, 55,457.73 and 23,193.68 is: 32,005.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,188.72 : 55,457.73 = 23,193.68 : x
  2. Step 2: Convert to fraction form
    40,188.72/55,457.73 = 23,193.68/x
  3. Step 3: Cross multiply
    40,188.72x = 55,457.73 × 23,193.68
  4. Step 4: Simplify right side
    40,188.72x = 1,286,268,565.86
  5. Step 5: Solve for x
    x = 1,286,268,565.86/40,188.72
  6. Step 6: Final answer
    x = 32,005.71

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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.