Home / 53,564.88-73,918.40-29,691.35

Finding the Fourth Proportional to 53,564.88, 73,918.40 and 29,691.35

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Solution

The fourth proportional to 53,564.88, 73,918.40 and 29,691.35 is: 40,973.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,564.88 : 73,918.40 = 29,691.35 : x
  2. Step 2: Convert to fraction form
    53,564.88/73,918.40 = 29,691.35/x
  3. Step 3: Cross multiply
    53,564.88x = 73,918.40 × 29,691.35
  4. Step 4: Simplify right side
    53,564.88x = 2,194,737,085.84
  5. Step 5: Solve for x
    x = 2,194,737,085.84/53,564.88
  6. Step 6: Final answer
    x = 40,973.43

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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.