Home / 183,942.97-253,839.98-103,368.76

Finding the Fourth Proportional to 183,942.97, 253,839.98 and 103,368.76

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Solution

The fourth proportional to 183,942.97, 253,839.98 and 103,368.76 is: 142,648.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,942.97 : 253,839.98 = 103,368.76 : x
  2. Step 2: Convert to fraction form
    183,942.97/253,839.98 = 103,368.76/x
  3. Step 3: Cross multiply
    183,942.97x = 253,839.98 × 103,368.76
  4. Step 4: Simplify right side
    183,942.97x = 26,239,123,594.85
  5. Step 5: Solve for x
    x = 26,239,123,594.85/183,942.97
  6. Step 6: Final answer
    x = 142,648.15

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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.