Home / 102,419.72-153,629.58-32,304.50

Finding the Fourth Proportional to 102,419.72, 153,629.58 and 32,304.50

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Solution

The fourth proportional to 102,419.72, 153,629.58 and 32,304.50 is: 48,456.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,419.72 : 153,629.58 = 32,304.50 : x
  2. Step 2: Convert to fraction form
    102,419.72/153,629.58 = 32,304.50/x
  3. Step 3: Cross multiply
    102,419.72x = 153,629.58 × 32,304.50
  4. Step 4: Simplify right side
    102,419.72x = 4,962,925,837.44
  5. Step 5: Solve for x
    x = 4,962,925,837.44/102,419.72
  6. Step 6: Final answer
    x = 48,456.74

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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.