Home / 54,776.76-75,574.26-43,255.11

Finding the Fourth Proportional to 54,776.76, 75,574.26 and 43,255.11

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Solution

The fourth proportional to 54,776.76, 75,574.26 and 43,255.11 is: 59,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,776.76 : 75,574.26 = 43,255.11 : x
  2. Step 2: Convert to fraction form
    54,776.76/75,574.26 = 43,255.11/x
  3. Step 3: Cross multiply
    54,776.76x = 75,574.26 × 43,255.11
  4. Step 4: Simplify right side
    54,776.76x = 3,268,972,929.47
  5. Step 5: Solve for x
    x = 3,268,972,929.47/54,776.76
  6. Step 6: Final answer
    x = 59,678.10

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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.