Home / 67,123.66-92,628.78-36,909.04

Finding the Fourth Proportional to 67,123.66, 92,628.78 and 36,909.04

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Solution

The fourth proportional to 67,123.66, 92,628.78 and 36,909.04 is: 50,933.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,123.66 : 92,628.78 = 36,909.04 : x
  2. Step 2: Convert to fraction form
    67,123.66/92,628.78 = 36,909.04/x
  3. Step 3: Cross multiply
    67,123.66x = 92,628.78 × 36,909.04
  4. Step 4: Simplify right side
    67,123.66x = 3,418,839,346.17
  5. Step 5: Solve for x
    x = 3,418,839,346.17/67,123.66
  6. Step 6: Final answer
    x = 50,933.45

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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.