Home / 176,454.60-264,533.04-76,539.57

Finding the Fourth Proportional to 176,454.60, 264,533.04 and 76,539.57

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Solution

The fourth proportional to 176,454.60, 264,533.04 and 76,539.57 is: 114,744.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,454.60 : 264,533.04 = 76,539.57 : x
  2. Step 2: Convert to fraction form
    176,454.60/264,533.04 = 76,539.57/x
  3. Step 3: Cross multiply
    176,454.60x = 264,533.04 × 76,539.57
  4. Step 4: Simplify right side
    176,454.60x = 20,247,245,132.39
  5. Step 5: Solve for x
    x = 20,247,245,132.39/176,454.60
  6. Step 6: Final answer
    x = 114,744.78

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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.