Home / 67,076.04-92,559.52-38,783.56

Finding the Fourth Proportional to 67,076.04, 92,559.52 and 38,783.56

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Solution

The fourth proportional to 67,076.04, 92,559.52 and 38,783.56 is: 53,518.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,076.04 : 92,559.52 = 38,783.56 : x
  2. Step 2: Convert to fraction form
    67,076.04/92,559.52 = 38,783.56/x
  3. Step 3: Cross multiply
    67,076.04x = 92,559.52 × 38,783.56
  4. Step 4: Simplify right side
    67,076.04x = 3,589,787,697.49
  5. Step 5: Solve for x
    x = 3,589,787,697.49/67,076.04
  6. Step 6: Final answer
    x = 53,518.18

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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.