Home / 69,330.29-103,931.64-37,694.12

Finding the Fourth Proportional to 69,330.29, 103,931.64 and 37,694.12

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Solution

The fourth proportional to 69,330.29, 103,931.64 and 37,694.12 is: 56,506.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,330.29 : 103,931.64 = 37,694.12 : x
  2. Step 2: Convert to fraction form
    69,330.29/103,931.64 = 37,694.12/x
  3. Step 3: Cross multiply
    69,330.29x = 103,931.64 × 37,694.12
  4. Step 4: Simplify right side
    69,330.29x = 3,917,611,190.30
  5. Step 5: Solve for x
    x = 3,917,611,190.30/69,330.29
  6. Step 6: Final answer
    x = 56,506.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.