Home / 56,934.78-78,586.68-33,072.18

Finding the Fourth Proportional to 56,934.78, 78,586.68 and 33,072.18

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Solution

The fourth proportional to 56,934.78, 78,586.68 and 33,072.18 is: 45,649.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,934.78 : 78,586.68 = 33,072.18 : x
  2. Step 2: Convert to fraction form
    56,934.78/78,586.68 = 33,072.18/x
  3. Step 3: Cross multiply
    56,934.78x = 78,586.68 × 33,072.18
  4. Step 4: Simplify right side
    56,934.78x = 2,599,032,826.56
  5. Step 5: Solve for x
    x = 2,599,032,826.56/56,934.78
  6. Step 6: Final answer
    x = 45,649.30

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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.