Home / 183,765.30-253,623.59-112,186.95

Finding the Fourth Proportional to 183,765.30, 253,623.59 and 112,186.95

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Solution

The fourth proportional to 183,765.30, 253,623.59 and 112,186.95 is: 154,834.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,765.30 : 253,623.59 = 112,186.95 : x
  2. Step 2: Convert to fraction form
    183,765.30/253,623.59 = 112,186.95/x
  3. Step 3: Cross multiply
    183,765.30x = 253,623.59 × 112,186.95
  4. Step 4: Simplify right side
    183,765.30x = 28,453,257,010.15
  5. Step 5: Solve for x
    x = 28,453,257,010.15/183,765.30
  6. Step 6: Final answer
    x = 154,834.76

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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.