Home / 183,356.43-253,030.33-102,783.70

Finding the Fourth Proportional to 183,356.43, 253,030.33 and 102,783.70

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Solution

The fourth proportional to 183,356.43, 253,030.33 and 102,783.70 is: 141,840.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,356.43 : 253,030.33 = 102,783.70 : x
  2. Step 2: Convert to fraction form
    183,356.43/253,030.33 = 102,783.70/x
  3. Step 3: Cross multiply
    183,356.43x = 253,030.33 × 102,783.70
  4. Step 4: Simplify right side
    183,356.43x = 26,007,393,974.39
  5. Step 5: Solve for x
    x = 26,007,393,974.39/183,356.43
  6. Step 6: Final answer
    x = 141,840.65

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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.