Home / 53,438.92-80,081.70-30,016.06

Finding the Fourth Proportional to 53,438.92, 80,081.70 and 30,016.06

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Solution

The fourth proportional to 53,438.92, 80,081.70 and 30,016.06 is: 44,981.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,438.92 : 80,081.70 = 30,016.06 : x
  2. Step 2: Convert to fraction form
    53,438.92/80,081.70 = 30,016.06/x
  3. Step 3: Cross multiply
    53,438.92x = 80,081.70 × 30,016.06
  4. Step 4: Simplify right side
    53,438.92x = 2,403,737,112.10
  5. Step 5: Solve for x
    x = 2,403,737,112.10/53,438.92
  6. Step 6: Final answer
    x = 44,981.02

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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.