Home / 57,576.07-79,455.15-33,381.74

Finding the Fourth Proportional to 57,576.07, 79,455.15 and 33,381.74

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Solution

The fourth proportional to 57,576.07, 79,455.15 and 33,381.74 is: 46,066.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,576.07 : 79,455.15 = 33,381.74 : x
  2. Step 2: Convert to fraction form
    57,576.07/79,455.15 = 33,381.74/x
  3. Step 3: Cross multiply
    57,576.07x = 79,455.15 × 33,381.74
  4. Step 4: Simplify right side
    57,576.07x = 2,652,350,876.87
  5. Step 5: Solve for x
    x = 2,652,350,876.87/57,576.07
  6. Step 6: Final answer
    x = 46,066.90

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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.