Home / 231,142.60-346,325.10-197,705.80

Finding the Fourth Proportional to 231,142.60, 346,325.10 and 197,705.80

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Solution

The fourth proportional to 231,142.60, 346,325.10 and 197,705.80 is: 296,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,142.60 : 346,325.10 = 197,705.80 : x
  2. Step 2: Convert to fraction form
    231,142.60/346,325.10 = 197,705.80/x
  3. Step 3: Cross multiply
    231,142.60x = 346,325.10 × 197,705.80
  4. Step 4: Simplify right side
    231,142.60x = 68,470,480,955.58
  5. Step 5: Solve for x
    x = 68,470,480,955.58/231,142.60
  6. Step 6: Final answer
    x = 296,226.14

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1.5x scale

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.