Home / 183,697.20-253,499.92-103,122.66

Finding the Fourth Proportional to 183,697.20, 253,499.92 and 103,122.66

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Solution

The fourth proportional to 183,697.20, 253,499.92 and 103,122.66 is: 142,308.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,697.20 : 253,499.92 = 103,122.66 : x
  2. Step 2: Convert to fraction form
    183,697.20/253,499.92 = 103,122.66/x
  3. Step 3: Cross multiply
    183,697.20x = 253,499.92 × 103,122.66
  4. Step 4: Simplify right side
    183,697.20x = 26,141,586,060.19
  5. Step 5: Solve for x
    x = 26,141,586,060.19/183,697.20
  6. Step 6: Final answer
    x = 142,308.03

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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.