Home / 53,617.05-73,989-29,743.20

Finding the Fourth Proportional to 53,617.05, 73,989 and 29,743.20

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Solution

The fourth proportional to 53,617.05, 73,989 and 29,743.20 is: 41,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,617.05 : 73,989 = 29,743.20 : x
  2. Step 2: Convert to fraction form
    53,617.05/73,989 = 29,743.20/x
  3. Step 3: Cross multiply
    53,617.05x = 73,989 × 29,743.20
  4. Step 4: Simplify right side
    53,617.05x = 2,200,669,624.80
  5. Step 5: Solve for x
    x = 2,200,669,624.80/53,617.05
  6. Step 6: Final answer
    x = 41,044.21

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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.