Home / 102,325.92-153,205.44-52,298.30

Finding the Fourth Proportional to 102,325.92, 153,205.44 and 52,298.30

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Solution

The fourth proportional to 102,325.92, 153,205.44 and 52,298.30 is: 78,302.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,325.92 : 153,205.44 = 52,298.30 : x
  2. Step 2: Convert to fraction form
    102,325.92/153,205.44 = 52,298.30/x
  3. Step 3: Cross multiply
    102,325.92x = 153,205.44 × 52,298.30
  4. Step 4: Simplify right side
    102,325.92x = 8,012,384,062.75
  5. Step 5: Solve for x
    x = 8,012,384,062.75/102,325.92
  6. Step 6: Final answer
    x = 78,302.59

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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.