Home / 102,121.83-153,187.61-32,001.75

Finding the Fourth Proportional to 102,121.83, 153,187.61 and 32,001.75

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Solution

The fourth proportional to 102,121.83, 153,187.61 and 32,001.75 is: 48,004.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,121.83 : 153,187.61 = 32,001.75 : x
  2. Step 2: Convert to fraction form
    102,121.83/153,187.61 = 32,001.75/x
  3. Step 3: Cross multiply
    102,121.83x = 153,187.61 × 32,001.75
  4. Step 4: Simplify right side
    102,121.83x = 4,902,271,438.31
  5. Step 5: Solve for x
    x = 4,902,271,438.31/102,121.83
  6. Step 6: Final answer
    x = 48,004.15

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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.