Home / 54,678.60-75,440.73-35,586.47

Finding the Fourth Proportional to 54,678.60, 75,440.73 and 35,586.47

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Solution

The fourth proportional to 54,678.60, 75,440.73 and 35,586.47 is: 49,099.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,678.60 : 75,440.73 = 35,586.47 : x
  2. Step 2: Convert to fraction form
    54,678.60/75,440.73 = 35,586.47/x
  3. Step 3: Cross multiply
    54,678.60x = 75,440.73 × 35,586.47
  4. Step 4: Simplify right side
    54,678.60x = 2,684,669,274.92
  5. Step 5: Solve for x
    x = 2,684,669,274.92/54,678.60
  6. Step 6: Final answer
    x = 49,099.09

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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.