Home / 69,931.64-96,505.32-38,100.44

Finding the Fourth Proportional to 69,931.64, 96,505.32 and 38,100.44

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Solution

The fourth proportional to 69,931.64, 96,505.32 and 38,100.44 is: 52,578.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,931.64 : 96,505.32 = 38,100.44 : x
  2. Step 2: Convert to fraction form
    69,931.64/96,505.32 = 38,100.44/x
  3. Step 3: Cross multiply
    69,931.64x = 96,505.32 × 38,100.44
  4. Step 4: Simplify right side
    69,931.64x = 3,676,895,154.34
  5. Step 5: Solve for x
    x = 3,676,895,154.34/69,931.64
  6. Step 6: Final answer
    x = 52,578.42

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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.