Home / 102,690.08-154,040.60-32,574.80

Finding the Fourth Proportional to 102,690.08, 154,040.60 and 32,574.80

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Solution

The fourth proportional to 102,690.08, 154,040.60 and 32,574.80 is: 48,863.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,690.08 : 154,040.60 = 32,574.80 : x
  2. Step 2: Convert to fraction form
    102,690.08/154,040.60 = 32,574.80/x
  3. Step 3: Cross multiply
    102,690.08x = 154,040.60 × 32,574.80
  4. Step 4: Simplify right side
    102,690.08x = 5,017,841,736.88
  5. Step 5: Solve for x
    x = 5,017,841,736.88/102,690.08
  6. Step 6: Final answer
    x = 48,863.94

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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.