Home / 54,345.12-74,997.03-32,831.87

Finding the Fourth Proportional to 54,345.12, 74,997.03 and 32,831.87

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Solution

The fourth proportional to 54,345.12, 74,997.03 and 32,831.87 is: 45,308.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,345.12 : 74,997.03 = 32,831.87 : x
  2. Step 2: Convert to fraction form
    54,345.12/74,997.03 = 32,831.87/x
  3. Step 3: Cross multiply
    54,345.12x = 74,997.03 × 32,831.87
  4. Step 4: Simplify right side
    54,345.12x = 2,462,292,364.36
  5. Step 5: Solve for x
    x = 2,462,292,364.36/54,345.12
  6. Step 6: Final answer
    x = 45,308.44

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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.