Home / 60,366.38-90,554.56-18,813.38

Finding the Fourth Proportional to 60,366.38, 90,554.56 and 18,813.38

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Solution

The fourth proportional to 60,366.38, 90,554.56 and 18,813.38 is: 28,221.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,366.38 : 90,554.56 = 18,813.38 : x
  2. Step 2: Convert to fraction form
    60,366.38/90,554.56 = 18,813.38/x
  3. Step 3: Cross multiply
    60,366.38x = 90,554.56 × 18,813.38
  4. Step 4: Simplify right side
    60,366.38x = 1,703,636,848.21
  5. Step 5: Solve for x
    x = 1,703,636,848.21/60,366.38
  6. Step 6: Final answer
    x = 28,221.62

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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.