Home / 179,973.20-248,390.61-111,102.77

Finding the Fourth Proportional to 179,973.20, 248,390.61 and 111,102.77

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Solution

The fourth proportional to 179,973.20, 248,390.61 and 111,102.77 is: 153,338.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,973.20 : 248,390.61 = 111,102.77 : x
  2. Step 2: Convert to fraction form
    179,973.20/248,390.61 = 111,102.77/x
  3. Step 3: Cross multiply
    179,973.20x = 248,390.61 × 111,102.77
  4. Step 4: Simplify right side
    179,973.20x = 27,596,884,812.99
  5. Step 5: Solve for x
    x = 27,596,884,812.99/179,973.20
  6. Step 6: Final answer
    x = 153,338.86

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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.