Home / 54,814.08-75,643.28-29,663.52

Finding the Fourth Proportional to 54,814.08, 75,643.28 and 29,663.52

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Solution

The fourth proportional to 54,814.08, 75,643.28 and 29,663.52 is: 40,935.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,814.08 : 75,643.28 = 29,663.52 : x
  2. Step 2: Convert to fraction form
    54,814.08/75,643.28 = 29,663.52/x
  3. Step 3: Cross multiply
    54,814.08x = 75,643.28 × 29,663.52
  4. Step 4: Simplify right side
    54,814.08x = 2,243,845,949.15
  5. Step 5: Solve for x
    x = 2,243,845,949.15/54,814.08
  6. Step 6: Final answer
    x = 40,935.58

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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.