Home / 40,186.99-55,460.55-23,190.94

Finding the Fourth Proportional to 40,186.99, 55,460.55 and 23,190.94

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Solution

The fourth proportional to 40,186.99, 55,460.55 and 23,190.94 is: 32,004.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,186.99 : 55,460.55 = 23,190.94 : x
  2. Step 2: Convert to fraction form
    40,186.99/55,460.55 = 23,190.94/x
  3. Step 3: Cross multiply
    40,186.99x = 55,460.55 × 23,190.94
  4. Step 4: Simplify right side
    40,186.99x = 1,286,182,287.42
  5. Step 5: Solve for x
    x = 1,286,182,287.42/40,186.99
  6. Step 6: Final answer
    x = 32,004.94

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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.