Home / 54,582.48-75,322.14-30,710.46

Finding the Fourth Proportional to 54,582.48, 75,322.14 and 30,710.46

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Solution

The fourth proportional to 54,582.48, 75,322.14 and 30,710.46 is: 42,379.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,582.48 : 75,322.14 = 30,710.46 : x
  2. Step 2: Convert to fraction form
    54,582.48/75,322.14 = 30,710.46/x
  3. Step 3: Cross multiply
    54,582.48x = 75,322.14 × 30,710.46
  4. Step 4: Simplify right side
    54,582.48x = 2,313,177,567.58
  5. Step 5: Solve for x
    x = 2,313,177,567.58/54,582.48
  6. Step 6: Final answer
    x = 42,379.49

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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.