Home / 194,209.32-268,013.82-109,329.36

Finding the Fourth Proportional to 194,209.32, 268,013.82 and 109,329.36

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Solution

The fourth proportional to 194,209.32, 268,013.82 and 109,329.36 is: 150,877.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,209.32 : 268,013.82 = 109,329.36 : x
  2. Step 2: Convert to fraction form
    194,209.32/268,013.82 = 109,329.36/x
  3. Step 3: Cross multiply
    194,209.32x = 268,013.82 × 109,329.36
  4. Step 4: Simplify right side
    194,209.32x = 29,301,779,411.76
  5. Step 5: Solve for x
    x = 29,301,779,411.76/194,209.32
  6. Step 6: Final answer
    x = 150,877.31

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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.