Home / 67,055.37-92,536.61-40,199.01

Finding the Fourth Proportional to 67,055.37, 92,536.61 and 40,199.01

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Solution

The fourth proportional to 67,055.37, 92,536.61 and 40,199.01 is: 55,474.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,055.37 : 92,536.61 = 40,199.01 : x
  2. Step 2: Convert to fraction form
    67,055.37/92,536.61 = 40,199.01/x
  3. Step 3: Cross multiply
    67,055.37x = 92,536.61 × 40,199.01
  4. Step 4: Simplify right side
    67,055.37x = 3,719,879,909.76
  5. Step 5: Solve for x
    x = 3,719,879,909.76/67,055.37
  6. Step 6: Final answer
    x = 55,474.75

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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.