Home / 66,926.94-92,343.69-40,059.24

Finding the Fourth Proportional to 66,926.94, 92,343.69 and 40,059.24

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Solution

The fourth proportional to 66,926.94, 92,343.69 and 40,059.24 is: 55,272.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,926.94 : 92,343.69 = 40,059.24 : x
  2. Step 2: Convert to fraction form
    66,926.94/92,343.69 = 40,059.24/x
  3. Step 3: Cross multiply
    66,926.94x = 92,343.69 × 40,059.24
  4. Step 4: Simplify right side
    66,926.94x = 3,699,218,040.20
  5. Step 5: Solve for x
    x = 3,699,218,040.20/66,926.94
  6. Step 6: Final answer
    x = 55,272.48

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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.