Home / 60,106.38-90,164.44-20,663.52

Finding the Fourth Proportional to 60,106.38, 90,164.44 and 20,663.52

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Solution

The fourth proportional to 60,106.38, 90,164.44 and 20,663.52 is: 30,996.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,106.38 : 90,164.44 = 20,663.52 : x
  2. Step 2: Convert to fraction form
    60,106.38/90,164.44 = 20,663.52/x
  3. Step 3: Cross multiply
    60,106.38x = 90,164.44 × 20,663.52
  4. Step 4: Simplify right side
    60,106.38x = 1,863,114,709.23
  5. Step 5: Solve for x
    x = 1,863,114,709.23/60,106.38
  6. Step 6: Final answer
    x = 30,996.95

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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.