Home / 125,727.74-188,591.54-36,981.23

Finding the Fourth Proportional to 125,727.74, 188,591.54 and 36,981.23

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Solution

The fourth proportional to 125,727.74, 188,591.54 and 36,981.23 is: 55,471.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,727.74 : 188,591.54 = 36,981.23 : x
  2. Step 2: Convert to fraction form
    125,727.74/188,591.54 = 36,981.23/x
  3. Step 3: Cross multiply
    125,727.74x = 188,591.54 × 36,981.23
  4. Step 4: Simplify right side
    125,727.74x = 6,974,347,788.19
  5. Step 5: Solve for x
    x = 6,974,347,788.19/125,727.74
  6. Step 6: Final answer
    x = 55,471.83

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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.