Home / 69,869.10-96,419.36-38,037.98

Finding the Fourth Proportional to 69,869.10, 96,419.36 and 38,037.98

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Solution

The fourth proportional to 69,869.10, 96,419.36 and 38,037.98 is: 52,492.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,869.10 : 96,419.36 = 38,037.98 : x
  2. Step 2: Convert to fraction form
    69,869.10/96,419.36 = 38,037.98/x
  3. Step 3: Cross multiply
    69,869.10x = 96,419.36 × 38,037.98
  4. Step 4: Simplify right side
    69,869.10x = 3,667,597,687.29
  5. Step 5: Solve for x
    x = 3,667,597,687.29/69,869.10
  6. Step 6: Final answer
    x = 52,492.41

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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.