Home / 54,152.12-74,743.46-43,354.84

Finding the Fourth Proportional to 54,152.12, 74,743.46 and 43,354.84

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Solution

The fourth proportional to 54,152.12, 74,743.46 and 43,354.84 is: 59,840.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,152.12 : 74,743.46 = 43,354.84 : x
  2. Step 2: Convert to fraction form
    54,152.12/74,743.46 = 43,354.84/x
  3. Step 3: Cross multiply
    54,152.12x = 74,743.46 × 43,354.84
  4. Step 4: Simplify right side
    54,152.12x = 3,240,490,749.35
  5. Step 5: Solve for x
    x = 3,240,490,749.35/54,152.12
  6. Step 6: Final answer
    x = 59,840.52

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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.