Home / 54,434.51-75,124.58-31,784.48

Finding the Fourth Proportional to 54,434.51, 75,124.58 and 31,784.48

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Solution

The fourth proportional to 54,434.51, 75,124.58 and 31,784.48 is: 43,865.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,434.51 : 75,124.58 = 31,784.48 : x
  2. Step 2: Convert to fraction form
    54,434.51/75,124.58 = 31,784.48/x
  3. Step 3: Cross multiply
    54,434.51x = 75,124.58 × 31,784.48
  4. Step 4: Simplify right side
    54,434.51x = 2,387,795,710.52
  5. Step 5: Solve for x
    x = 2,387,795,710.52/54,434.51
  6. Step 6: Final answer
    x = 43,865.48

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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.