Home / 56,644.46-78,137.06-35,124.38

Finding the Fourth Proportional to 56,644.46, 78,137.06 and 35,124.38

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Solution

The fourth proportional to 56,644.46, 78,137.06 and 35,124.38 is: 48,451.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,644.46 : 78,137.06 = 35,124.38 : x
  2. Step 2: Convert to fraction form
    56,644.46/78,137.06 = 35,124.38/x
  3. Step 3: Cross multiply
    56,644.46x = 78,137.06 × 35,124.38
  4. Step 4: Simplify right side
    56,644.46x = 2,744,515,787.52
  5. Step 5: Solve for x
    x = 2,744,515,787.52/56,644.46
  6. Step 6: Final answer
    x = 48,451.62

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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.