Home / 288,341.08-432,356.10-110,892.76

Finding the Fourth Proportional to 288,341.08, 432,356.10 and 110,892.76

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Solution

The fourth proportional to 288,341.08, 432,356.10 and 110,892.76 is: 166,279.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,341.08 : 432,356.10 = 110,892.76 : x
  2. Step 2: Convert to fraction form
    288,341.08/432,356.10 = 110,892.76/x
  3. Step 3: Cross multiply
    288,341.08x = 432,356.10 × 110,892.76
  4. Step 4: Simplify right side
    288,341.08x = 47,945,161,231.84
  5. Step 5: Solve for x
    x = 47,945,161,231.84/288,341.08
  6. Step 6: Final answer
    x = 166,279.33

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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.