Home / 57,941.94-79,961.01-37,811.70

Finding the Fourth Proportional to 57,941.94, 79,961.01 and 37,811.70

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Solution

The fourth proportional to 57,941.94, 79,961.01 and 37,811.70 is: 52,180.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,941.94 : 79,961.01 = 37,811.70 : x
  2. Step 2: Convert to fraction form
    57,941.94/79,961.01 = 37,811.70/x
  3. Step 3: Cross multiply
    57,941.94x = 79,961.01 × 37,811.70
  4. Step 4: Simplify right side
    57,941.94x = 3,023,461,721.82
  5. Step 5: Solve for x
    x = 3,023,461,721.82/57,941.94
  6. Step 6: Final answer
    x = 52,180.89

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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.