Home / 67,391.29-92,996.66-40,528.58

Finding the Fourth Proportional to 67,391.29, 92,996.66 and 40,528.58

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Solution

The fourth proportional to 67,391.29, 92,996.66 and 40,528.58 is: 55,927.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,391.29 : 92,996.66 = 40,528.58 : x
  2. Step 2: Convert to fraction form
    67,391.29/92,996.66 = 40,528.58/x
  3. Step 3: Cross multiply
    67,391.29x = 92,996.66 × 40,528.58
  4. Step 4: Simplify right side
    67,391.29x = 3,769,022,574.54
  5. Step 5: Solve for x
    x = 3,769,022,574.54/67,391.29
  6. Step 6: Final answer
    x = 55,927.44

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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.