Home / 68,237.58-94,168.05-39,562.80

Finding the Fourth Proportional to 68,237.58, 94,168.05 and 39,562.80

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Solution

The fourth proportional to 68,237.58, 94,168.05 and 39,562.80 is: 54,596.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,237.58 : 94,168.05 = 39,562.80 : x
  2. Step 2: Convert to fraction form
    68,237.58/94,168.05 = 39,562.80/x
  3. Step 3: Cross multiply
    68,237.58x = 94,168.05 × 39,562.80
  4. Step 4: Simplify right side
    68,237.58x = 3,725,551,728.54
  5. Step 5: Solve for x
    x = 3,725,551,728.54/68,237.58
  6. Step 6: Final answer
    x = 54,596.77

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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.