Home / 40,104.32-55,349.80-23,105.24

Finding the Fourth Proportional to 40,104.32, 55,349.80 and 23,105.24

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Solution

The fourth proportional to 40,104.32, 55,349.80 and 23,105.24 is: 31,888.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,104.32 : 55,349.80 = 23,105.24 : x
  2. Step 2: Convert to fraction form
    40,104.32/55,349.80 = 23,105.24/x
  3. Step 3: Cross multiply
    40,104.32x = 55,349.80 × 23,105.24
  4. Step 4: Simplify right side
    40,104.32x = 1,278,870,412.95
  5. Step 5: Solve for x
    x = 1,278,870,412.95/40,104.32
  6. Step 6: Final answer
    x = 31,888.59

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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.