Home / 56,939.44-78,512.52-36,769.84

Finding the Fourth Proportional to 56,939.44, 78,512.52 and 36,769.84

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Solution

The fourth proportional to 56,939.44, 78,512.52 and 36,769.84 is: 50,701.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,939.44 : 78,512.52 = 36,769.84 : x
  2. Step 2: Convert to fraction form
    56,939.44/78,512.52 = 36,769.84/x
  3. Step 3: Cross multiply
    56,939.44x = 78,512.52 × 36,769.84
  4. Step 4: Simplify right side
    56,939.44x = 2,886,892,798.40
  5. Step 5: Solve for x
    x = 2,886,892,798.40/56,939.44
  6. Step 6: Final answer
    x = 50,701.11

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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.