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Finding the Fourth Proportional to 56,896.11, 78,482.76 and 36,764.82

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Solution

The fourth proportional to 56,896.11, 78,482.76 and 36,764.82 is: 50,713.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,896.11 : 78,482.76 = 36,764.82 : x
  2. Step 2: Convert to fraction form
    56,896.11/78,482.76 = 36,764.82/x
  3. Step 3: Cross multiply
    56,896.11x = 78,482.76 × 36,764.82
  4. Step 4: Simplify right side
    56,896.11x = 2,885,404,544.50
  5. Step 5: Solve for x
    x = 2,885,404,544.50/56,896.11
  6. Step 6: Final answer
    x = 50,713.56

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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.