Home / 67,723.07-93,458.52-40,860.39

Finding the Fourth Proportional to 67,723.07, 93,458.52 and 40,860.39

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Solution

The fourth proportional to 67,723.07, 93,458.52 and 40,860.39 is: 56,387.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,723.07 : 93,458.52 = 40,860.39 : x
  2. Step 2: Convert to fraction form
    67,723.07/93,458.52 = 40,860.39/x
  3. Step 3: Cross multiply
    67,723.07x = 93,458.52 × 40,860.39
  4. Step 4: Simplify right side
    67,723.07x = 3,818,751,576.02
  5. Step 5: Solve for x
    x = 3,818,751,576.02/67,723.07
  6. Step 6: Final answer
    x = 56,387.75

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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.