Home / 54,828.81-75,655.22-30,954.96

Finding the Fourth Proportional to 54,828.81, 75,655.22 and 30,954.96

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Solution

The fourth proportional to 54,828.81, 75,655.22 and 30,954.96 is: 42,713.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,828.81 : 75,655.22 = 30,954.96 : x
  2. Step 2: Convert to fraction form
    54,828.81/75,655.22 = 30,954.96/x
  3. Step 3: Cross multiply
    54,828.81x = 75,655.22 × 30,954.96
  4. Step 4: Simplify right side
    54,828.81x = 2,341,904,154.12
  5. Step 5: Solve for x
    x = 2,341,904,154.12/54,828.81
  6. Step 6: Final answer
    x = 42,713.02

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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.