Home / 176,015.20-264,061.68-87,316.96

Finding the Fourth Proportional to 176,015.20, 264,061.68 and 87,316.96

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Solution

The fourth proportional to 176,015.20, 264,061.68 and 87,316.96 is: 130,994.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,015.20 : 264,061.68 = 87,316.96 : x
  2. Step 2: Convert to fraction form
    176,015.20/264,061.68 = 87,316.96/x
  3. Step 3: Cross multiply
    176,015.20x = 264,061.68 × 87,316.96
  4. Step 4: Simplify right side
    176,015.20x = 23,057,063,150.09
  5. Step 5: Solve for x
    x = 23,057,063,150.09/176,015.20
  6. Step 6: Final answer
    x = 130,994.73

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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.