Home / 53,136.03-73,327.17-29,262.20

Finding the Fourth Proportional to 53,136.03, 73,327.17 and 29,262.20

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Solution

The fourth proportional to 53,136.03, 73,327.17 and 29,262.20 is: 40,381.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,136.03 : 73,327.17 = 29,262.20 : x
  2. Step 2: Convert to fraction form
    53,136.03/73,327.17 = 29,262.20/x
  3. Step 3: Cross multiply
    53,136.03x = 73,327.17 × 29,262.20
  4. Step 4: Simplify right side
    53,136.03x = 2,145,713,947.34
  5. Step 5: Solve for x
    x = 2,145,713,947.34/53,136.03
  6. Step 6: Final answer
    x = 40,381.53

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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.