Home / 67,723.24-93,458.34-39,448.36

Finding the Fourth Proportional to 67,723.24, 93,458.34 and 39,448.36

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Solution

The fourth proportional to 67,723.24, 93,458.34 and 39,448.36 is: 54,438.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,723.24 : 93,458.34 = 39,448.36 : x
  2. Step 2: Convert to fraction form
    67,723.24/93,458.34 = 39,448.36/x
  3. Step 3: Cross multiply
    67,723.24x = 93,458.34 × 39,448.36
  4. Step 4: Simplify right side
    67,723.24x = 3,686,778,241.32
  5. Step 5: Solve for x
    x = 3,686,778,241.32/67,723.24
  6. Step 6: Final answer
    x = 54,438.89

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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.