Home / 53,380.34-73,664.88-29,507.01

Finding the Fourth Proportional to 53,380.34, 73,664.88 and 29,507.01

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Solution

The fourth proportional to 53,380.34, 73,664.88 and 29,507.01 is: 40,719.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,380.34 : 73,664.88 = 29,507.01 : x
  2. Step 2: Convert to fraction form
    53,380.34/73,664.88 = 29,507.01/x
  3. Step 3: Cross multiply
    53,380.34x = 73,664.88 × 29,507.01
  4. Step 4: Simplify right side
    53,380.34x = 2,173,629,982.48
  5. Step 5: Solve for x
    x = 2,173,629,982.48/53,380.34
  6. Step 6: Final answer
    x = 40,719.68

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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.