Home / 54,004.60-74,526.60-30,132.28

Finding the Fourth Proportional to 54,004.60, 74,526.60 and 30,132.28

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Solution

The fourth proportional to 54,004.60, 74,526.60 and 30,132.28 is: 41,582.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,004.60 : 74,526.60 = 30,132.28 : x
  2. Step 2: Convert to fraction form
    54,004.60/74,526.60 = 30,132.28/x
  3. Step 3: Cross multiply
    54,004.60x = 74,526.60 × 30,132.28
  4. Step 4: Simplify right side
    54,004.60x = 2,245,656,378.65
  5. Step 5: Solve for x
    x = 2,245,656,378.65/54,004.60
  6. Step 6: Final answer
    x = 41,582.69

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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.