Home / 208,272.96-312,360.69-58,527.55

Finding the Fourth Proportional to 208,272.96, 312,360.69 and 58,527.55

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Solution

The fourth proportional to 208,272.96, 312,360.69 and 58,527.55 is: 87,777.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,272.96 : 312,360.69 = 58,527.55 : x
  2. Step 2: Convert to fraction form
    208,272.96/312,360.69 = 58,527.55/x
  3. Step 3: Cross multiply
    208,272.96x = 312,360.69 × 58,527.55
  4. Step 4: Simplify right side
    208,272.96x = 18,281,705,902.01
  5. Step 5: Solve for x
    x = 18,281,705,902.01/208,272.96
  6. Step 6: Final answer
    x = 87,777.63

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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.