Home / 176,530.94-243,556.71-109,501.82

Finding the Fourth Proportional to 176,530.94, 243,556.71 and 109,501.82

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Solution

The fourth proportional to 176,530.94, 243,556.71 and 109,501.82 is: 151,077.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,530.94 : 243,556.71 = 109,501.82 : x
  2. Step 2: Convert to fraction form
    176,530.94/243,556.71 = 109,501.82/x
  3. Step 3: Cross multiply
    176,530.94x = 243,556.71 × 109,501.82
  4. Step 4: Simplify right side
    176,530.94x = 26,669,903,018.21
  5. Step 5: Solve for x
    x = 26,669,903,018.21/176,530.94
  6. Step 6: Final answer
    x = 151,077.78

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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.