Home / 202,353.33-279,248.00-111,709.41

Finding the Fourth Proportional to 202,353.33, 279,248.00 and 111,709.41

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Solution

The fourth proportional to 202,353.33, 279,248.00 and 111,709.41 is: 154,159.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,353.33 : 279,248.00 = 111,709.41 : x
  2. Step 2: Convert to fraction form
    202,353.33/279,248.00 = 111,709.41/x
  3. Step 3: Cross multiply
    202,353.33x = 279,248.00 × 111,709.41
  4. Step 4: Simplify right side
    202,353.33x = 31,194,629,463.25
  5. Step 5: Solve for x
    x = 31,194,629,463.25/202,353.33
  6. Step 6: Final answer
    x = 154,159.21

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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.