Home / 53,721.76-74,136.25-29,849.44

Finding the Fourth Proportional to 53,721.76, 74,136.25 and 29,849.44

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Solution

The fourth proportional to 53,721.76, 74,136.25 and 29,849.44 is: 41,192.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,721.76 : 74,136.25 = 29,849.44 : x
  2. Step 2: Convert to fraction form
    53,721.76/74,136.25 = 29,849.44/x
  3. Step 3: Cross multiply
    53,721.76x = 74,136.25 × 29,849.44
  4. Step 4: Simplify right side
    53,721.76x = 2,212,925,546.20
  5. Step 5: Solve for x
    x = 2,212,925,546.20/53,721.76
  6. Step 6: Final answer
    x = 41,192.35

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1.5x scale

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.