Home / 58,231.53-80,278.14-49,242.96

Finding the Fourth Proportional to 58,231.53, 80,278.14 and 49,242.96

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Solution

The fourth proportional to 58,231.53, 80,278.14 and 49,242.96 is: 67,886.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,231.53 : 80,278.14 = 49,242.96 : x
  2. Step 2: Convert to fraction form
    58,231.53/80,278.14 = 49,242.96/x
  3. Step 3: Cross multiply
    58,231.53x = 80,278.14 × 49,242.96
  4. Step 4: Simplify right side
    58,231.53x = 3,953,133,236.89
  5. Step 5: Solve for x
    x = 3,953,133,236.89/58,231.53
  6. Step 6: Final answer
    x = 67,886.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.