Home / 102,538.28-153,809.04-32,466.80

Finding the Fourth Proportional to 102,538.28, 153,809.04 and 32,466.80

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Solution

The fourth proportional to 102,538.28, 153,809.04 and 32,466.80 is: 48,700.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,538.28 : 153,809.04 = 32,466.80 : x
  2. Step 2: Convert to fraction form
    102,538.28/153,809.04 = 32,466.80/x
  3. Step 3: Cross multiply
    102,538.28x = 153,809.04 × 32,466.80
  4. Step 4: Simplify right side
    102,538.28x = 4,993,687,339.87
  5. Step 5: Solve for x
    x = 4,993,687,339.87/102,538.28
  6. Step 6: Final answer
    x = 48,700.71

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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.