Home / 231,211.40-346,817.10-148,267.40

Finding the Fourth Proportional to 231,211.40, 346,817.10 and 148,267.40

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Solution

The fourth proportional to 231,211.40, 346,817.10 and 148,267.40 is: 222,401.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,211.40 : 346,817.10 = 148,267.40 : x
  2. Step 2: Convert to fraction form
    231,211.40/346,817.10 = 148,267.40/x
  3. Step 3: Cross multiply
    231,211.40x = 346,817.10 × 148,267.40
  4. Step 4: Simplify right side
    231,211.40x = 51,421,669,692.54
  5. Step 5: Solve for x
    x = 51,421,669,692.54/231,211.40
  6. Step 6: Final answer
    x = 222,401.10

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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.