Home / 40,090.24-60,142.74-16,718.68

Finding the Fourth Proportional to 40,090.24, 60,142.74 and 16,718.68

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Solution

The fourth proportional to 40,090.24, 60,142.74 and 16,718.68 is: 25,081.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,090.24 : 60,142.74 = 16,718.68 : x
  2. Step 2: Convert to fraction form
    40,090.24/60,142.74 = 16,718.68/x
  3. Step 3: Cross multiply
    40,090.24x = 60,142.74 × 16,718.68
  4. Step 4: Simplify right side
    40,090.24x = 1,005,507,224.38
  5. Step 5: Solve for x
    x = 1,005,507,224.38/40,090.24
  6. Step 6: Final answer
    x = 25,081.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.