Home / 54,193.34-74,806.88-40,803.44

Finding the Fourth Proportional to 54,193.34, 74,806.88 and 40,803.44

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Solution

The fourth proportional to 54,193.34, 74,806.88 and 40,803.44 is: 56,323.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,193.34 : 74,806.88 = 40,803.44 : x
  2. Step 2: Convert to fraction form
    54,193.34/74,806.88 = 40,803.44/x
  3. Step 3: Cross multiply
    54,193.34x = 74,806.88 × 40,803.44
  4. Step 4: Simplify right side
    54,193.34x = 3,052,377,461.62
  5. Step 5: Solve for x
    x = 3,052,377,461.62/54,193.34
  6. Step 6: Final answer
    x = 56,323.85

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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.