Home / 54,833.81-75,670.00-30,961.49

Finding the Fourth Proportional to 54,833.81, 75,670.00 and 30,961.49

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Solution

The fourth proportional to 54,833.81, 75,670.00 and 30,961.49 is: 42,726.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,833.81 : 75,670.00 = 30,961.49 : x
  2. Step 2: Convert to fraction form
    54,833.81/75,670.00 = 30,961.49/x
  3. Step 3: Cross multiply
    54,833.81x = 75,670.00 × 30,961.49
  4. Step 4: Simplify right side
    54,833.81x = 2,342,855,492.55
  5. Step 5: Solve for x
    x = 2,342,855,492.55/54,833.81
  6. Step 6: Final answer
    x = 42,726.48

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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.