Home / 54,187.34-74,798.60-40,797.44

Finding the Fourth Proportional to 54,187.34, 74,798.60 and 40,797.44

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Solution

The fourth proportional to 54,187.34, 74,798.60 and 40,797.44 is: 56,315.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,187.34 : 74,798.60 = 40,797.44 : x
  2. Step 2: Convert to fraction form
    54,187.34/74,798.60 = 40,797.44/x
  3. Step 3: Cross multiply
    54,187.34x = 74,798.60 × 40,797.44
  4. Step 4: Simplify right side
    54,187.34x = 3,051,590,817.60
  5. Step 5: Solve for x
    x = 3,051,590,817.60/54,187.34
  6. Step 6: Final answer
    x = 56,315.57

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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.