Home / 186,035.48-278,912.70-95,981.72

Finding the Fourth Proportional to 186,035.48, 278,912.70 and 95,981.72

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Solution

The fourth proportional to 186,035.48, 278,912.70 and 95,981.72 is: 143,900.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,035.48 : 278,912.70 = 95,981.72 : x
  2. Step 2: Convert to fraction form
    186,035.48/278,912.70 = 95,981.72/x
  3. Step 3: Cross multiply
    186,035.48x = 278,912.70 × 95,981.72
  4. Step 4: Simplify right side
    186,035.48x = 26,770,520,675.84
  5. Step 5: Solve for x
    x = 26,770,520,675.84/186,035.48
  6. Step 6: Final answer
    x = 143,900.08

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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.