Home / 194,429.25-268,312.37-105,005.25

Finding the Fourth Proportional to 194,429.25, 268,312.37 and 105,005.25

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Solution

The fourth proportional to 194,429.25, 268,312.37 and 105,005.25 is: 144,907.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,429.25 : 268,312.37 = 105,005.25 : x
  2. Step 2: Convert to fraction form
    194,429.25/268,312.37 = 105,005.25/x
  3. Step 3: Cross multiply
    194,429.25x = 268,312.37 × 105,005.25
  4. Step 4: Simplify right side
    194,429.25x = 28,174,206,964.92
  5. Step 5: Solve for x
    x = 28,174,206,964.92/194,429.25
  6. Step 6: Final answer
    x = 144,907.25

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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.