Home / 57,869.94-79,836.98-37,719.74

Finding the Fourth Proportional to 57,869.94, 79,836.98 and 37,719.74

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Solution

The fourth proportional to 57,869.94, 79,836.98 and 37,719.74 is: 52,037.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,869.94 : 79,836.98 = 37,719.74 : x
  2. Step 2: Convert to fraction form
    57,869.94/79,836.98 = 37,719.74/x
  3. Step 3: Cross multiply
    57,869.94x = 79,836.98 × 37,719.74
  4. Step 4: Simplify right side
    57,869.94x = 3,011,430,127.99
  5. Step 5: Solve for x
    x = 3,011,430,127.99/57,869.94
  6. Step 6: Final answer
    x = 52,037.90

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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.