Home / 102,824.60-154,467.30-98,626.20

Finding the Fourth Proportional to 102,824.60, 154,467.30 and 98,626.20

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Solution

The fourth proportional to 102,824.60, 154,467.30 and 98,626.20 is: 148,160.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,824.60 : 154,467.30 = 98,626.20 : x
  2. Step 2: Convert to fraction form
    102,824.60/154,467.30 = 98,626.20/x
  3. Step 3: Cross multiply
    102,824.60x = 154,467.30 × 98,626.20
  4. Step 4: Simplify right side
    102,824.60x = 15,234,522,823.26
  5. Step 5: Solve for x
    x = 15,234,522,823.26/102,824.60
  6. Step 6: Final answer
    x = 148,160.29

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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.