Home / 162,610.94-243,663.54-112,788.38

Finding the Fourth Proportional to 162,610.94, 243,663.54 and 112,788.38

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Solution

The fourth proportional to 162,610.94, 243,663.54 and 112,788.38 is: 169,007.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,610.94 : 243,663.54 = 112,788.38 : x
  2. Step 2: Convert to fraction form
    162,610.94/243,663.54 = 112,788.38/x
  3. Step 3: Cross multiply
    162,610.94x = 243,663.54 × 112,788.38
  4. Step 4: Simplify right side
    162,610.94x = 27,482,414,723.35
  5. Step 5: Solve for x
    x = 27,482,414,723.35/162,610.94
  6. Step 6: Final answer
    x = 169,007.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.