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Finding the Fourth Proportional to 67,119.48, 92,622.48 and 36,904.56

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Solution

The fourth proportional to 67,119.48, 92,622.48 and 36,904.56 is: 50,926.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,119.48 : 92,622.48 = 36,904.56 : x
  2. Step 2: Convert to fraction form
    67,119.48/92,622.48 = 36,904.56/x
  3. Step 3: Cross multiply
    67,119.48x = 92,622.48 × 36,904.56
  4. Step 4: Simplify right side
    67,119.48x = 3,418,191,870.51
  5. Step 5: Solve for x
    x = 3,418,191,870.51/67,119.48
  6. Step 6: Final answer
    x = 50,926.97

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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.