Home / 194,933.16-269,008.57-105,509.16

Finding the Fourth Proportional to 194,933.16, 269,008.57 and 105,509.16

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Solution

The fourth proportional to 194,933.16, 269,008.57 and 105,509.16 is: 145,603.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,933.16 : 269,008.57 = 105,509.16 : x
  2. Step 2: Convert to fraction form
    194,933.16/269,008.57 = 105,509.16/x
  3. Step 3: Cross multiply
    194,933.16x = 269,008.57 × 105,509.16
  4. Step 4: Simplify right side
    194,933.16x = 28,382,868,253.50
  5. Step 5: Solve for x
    x = 28,382,868,253.50/194,933.16
  6. Step 6: Final answer
    x = 145,603.08

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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.