Home / 40,705.54-56,169.35-23,479.77

Finding the Fourth Proportional to 40,705.54, 56,169.35 and 23,479.77

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Solution

The fourth proportional to 40,705.54, 56,169.35 and 23,479.77 is: 32,399.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,705.54 : 56,169.35 = 23,479.77 : x
  2. Step 2: Convert to fraction form
    40,705.54/56,169.35 = 23,479.77/x
  3. Step 3: Cross multiply
    40,705.54x = 56,169.35 × 23,479.77
  4. Step 4: Simplify right side
    40,705.54x = 1,318,843,600.33
  5. Step 5: Solve for x
    x = 1,318,843,600.33/40,705.54
  6. Step 6: Final answer
    x = 32,399.61

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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.