Home / 125,412.14-188,124.40-50,522.18

Finding the Fourth Proportional to 125,412.14, 188,124.40 and 50,522.18

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Solution

The fourth proportional to 125,412.14, 188,124.40 and 50,522.18 is: 75,785.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,412.14 : 188,124.40 = 50,522.18 : x
  2. Step 2: Convert to fraction form
    125,412.14/188,124.40 = 50,522.18/x
  3. Step 3: Cross multiply
    125,412.14x = 188,124.40 × 50,522.18
  4. Step 4: Simplify right side
    125,412.14x = 9,504,454,799.19
  5. Step 5: Solve for x
    x = 9,504,454,799.19/125,412.14
  6. Step 6: Final answer
    x = 75,785.76

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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.