Home / 73,029.68-100,757.40-57,667.46

Finding the Fourth Proportional to 73,029.68, 100,757.40 and 57,667.46

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Solution

The fourth proportional to 73,029.68, 100,757.40 and 57,667.46 is: 79,562.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,029.68 : 100,757.40 = 57,667.46 : x
  2. Step 2: Convert to fraction form
    73,029.68/100,757.40 = 57,667.46/x
  3. Step 3: Cross multiply
    73,029.68x = 100,757.40 × 57,667.46
  4. Step 4: Simplify right side
    73,029.68x = 5,810,423,334.20
  5. Step 5: Solve for x
    x = 5,810,423,334.20/73,029.68
  6. Step 6: Final answer
    x = 79,562.49

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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.