Home / 54,822.51-75,654.63-30,953.88

Finding the Fourth Proportional to 54,822.51, 75,654.63 and 30,953.88

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Solution

The fourth proportional to 54,822.51, 75,654.63 and 30,953.88 is: 42,716.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,822.51 : 75,654.63 = 30,953.88 : x
  2. Step 2: Convert to fraction form
    54,822.51/75,654.63 = 30,953.88/x
  3. Step 3: Cross multiply
    54,822.51x = 75,654.63 × 30,953.88
  4. Step 4: Simplify right side
    54,822.51x = 2,341,804,338.46
  5. Step 5: Solve for x
    x = 2,341,804,338.46/54,822.51
  6. Step 6: Final answer
    x = 42,716.11

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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.