Home / 60,666.35-90,999.76-18,546.27

Finding the Fourth Proportional to 60,666.35, 90,999.76 and 18,546.27

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Solution

The fourth proportional to 60,666.35, 90,999.76 and 18,546.27 is: 27,819.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,666.35 : 90,999.76 = 18,546.27 : x
  2. Step 2: Convert to fraction form
    60,666.35/90,999.76 = 18,546.27/x
  3. Step 3: Cross multiply
    60,666.35x = 90,999.76 × 18,546.27
  4. Step 4: Simplify right side
    60,666.35x = 1,687,706,072.53
  5. Step 5: Solve for x
    x = 1,687,706,072.53/60,666.35
  6. Step 6: Final answer
    x = 27,819.47

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1.5x scale

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.