Home / 40,186.63-55,454.84-23,191.58

Finding the Fourth Proportional to 40,186.63, 55,454.84 and 23,191.58

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Solution

The fourth proportional to 40,186.63, 55,454.84 and 23,191.58 is: 32,002.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,186.63 : 55,454.84 = 23,191.58 : x
  2. Step 2: Convert to fraction form
    40,186.63/55,454.84 = 23,191.58/x
  3. Step 3: Cross multiply
    40,186.63x = 55,454.84 × 23,191.58
  4. Step 4: Simplify right side
    40,186.63x = 1,286,085,242.29
  5. Step 5: Solve for x
    x = 1,286,085,242.29/40,186.63
  6. Step 6: Final answer
    x = 32,002.81

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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.