Home / 148,139.04-222,153.42-53,343.56

Finding the Fourth Proportional to 148,139.04, 222,153.42 and 53,343.56

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Solution

The fourth proportional to 148,139.04, 222,153.42 and 53,343.56 is: 79,995.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,139.04 : 222,153.42 = 53,343.56 : x
  2. Step 2: Convert to fraction form
    148,139.04/222,153.42 = 53,343.56/x
  3. Step 3: Cross multiply
    148,139.04x = 222,153.42 × 53,343.56
  4. Step 4: Simplify right side
    148,139.04x = 11,850,454,288.98
  5. Step 5: Solve for x
    x = 11,850,454,288.98/148,139.04
  6. Step 6: Final answer
    x = 79,995.48

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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.