Home / 53,564.39-73,915.13-29,689.03

Finding the Fourth Proportional to 53,564.39, 73,915.13 and 29,689.03

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Solution

The fourth proportional to 53,564.39, 73,915.13 and 29,689.03 is: 40,968.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,564.39 : 73,915.13 = 29,689.03 : x
  2. Step 2: Convert to fraction form
    53,564.39/73,915.13 = 29,689.03/x
  3. Step 3: Cross multiply
    53,564.39x = 73,915.13 × 29,689.03
  4. Step 4: Simplify right side
    53,564.39x = 2,194,468,678.64
  5. Step 5: Solve for x
    x = 2,194,468,678.64/53,564.39
  6. Step 6: Final answer
    x = 40,968.80

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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.