Home / 148,000.80-222,001.20-106,010.40

Finding the Fourth Proportional to 148,000.80, 222,001.20 and 106,010.40

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Solution

The fourth proportional to 148,000.80, 222,001.20 and 106,010.40 is: 159,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,000.80 : 222,001.20 = 106,010.40 : x
  2. Step 2: Convert to fraction form
    148,000.80/222,001.20 = 106,010.40/x
  3. Step 3: Cross multiply
    148,000.80x = 222,001.20 × 106,010.40
  4. Step 4: Simplify right side
    148,000.80x = 23,534,436,012.48
  5. Step 5: Solve for x
    x = 23,534,436,012.48/148,000.80
  6. Step 6: Final answer
    x = 159,015.60

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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.