Home / 57,977.19-79,994.12-36,748.71

Finding the Fourth Proportional to 57,977.19, 79,994.12 and 36,748.71

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Solution

The fourth proportional to 57,977.19, 79,994.12 and 36,748.71 is: 50,704.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,977.19 : 79,994.12 = 36,748.71 : x
  2. Step 2: Convert to fraction form
    57,977.19/79,994.12 = 36,748.71/x
  3. Step 3: Cross multiply
    57,977.19x = 79,994.12 × 36,748.71
  4. Step 4: Simplify right side
    57,977.19x = 2,939,680,533.84
  5. Step 5: Solve for x
    x = 2,939,680,533.84/57,977.19
  6. Step 6: Final answer
    x = 50,704.09

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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.