Home / 183,961.80-253,868.28-107,485.38

Finding the Fourth Proportional to 183,961.80, 253,868.28 and 107,485.38

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Solution

The fourth proportional to 183,961.80, 253,868.28 and 107,485.38 is: 148,330.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,961.80 : 253,868.28 = 107,485.38 : x
  2. Step 2: Convert to fraction form
    183,961.80/253,868.28 = 107,485.38/x
  3. Step 3: Cross multiply
    183,961.80x = 253,868.28 × 107,485.38
  4. Step 4: Simplify right side
    183,961.80x = 27,287,128,545.75
  5. Step 5: Solve for x
    x = 27,287,128,545.75/183,961.80
  6. Step 6: Final answer
    x = 148,330.41

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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.