Home / 48,343.91-72,531.23-30,684.56

Finding the Fourth Proportional to 48,343.91, 72,531.23 and 30,684.56

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Solution

The fourth proportional to 48,343.91, 72,531.23 and 30,684.56 is: 46,036.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,343.91 : 72,531.23 = 30,684.56 : x
  2. Step 2: Convert to fraction form
    48,343.91/72,531.23 = 30,684.56/x
  3. Step 3: Cross multiply
    48,343.91x = 72,531.23 × 30,684.56
  4. Step 4: Simplify right side
    48,343.91x = 2,225,588,362.73
  5. Step 5: Solve for x
    x = 2,225,588,362.73/48,343.91
  6. Step 6: Final answer
    x = 46,036.59

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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.