Home / 202,204.73-279,043.50-111,560.69

Finding the Fourth Proportional to 202,204.73, 279,043.50 and 111,560.69

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Solution

The fourth proportional to 202,204.73, 279,043.50 and 111,560.69 is: 153,954.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,204.73 : 279,043.50 = 111,560.69 : x
  2. Step 2: Convert to fraction form
    202,204.73/279,043.50 = 111,560.69/x
  3. Step 3: Cross multiply
    202,204.73x = 279,043.50 × 111,560.69
  4. Step 4: Simplify right side
    202,204.73x = 31,130,284,004.80
  5. Step 5: Solve for x
    x = 31,130,284,004.80/202,204.73
  6. Step 6: Final answer
    x = 153,954.29

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1.5x scale

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.