Home / 50,627.76-75,947.70-21,065.58

Finding the Fourth Proportional to 50,627.76, 75,947.70 and 21,065.58

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Solution

The fourth proportional to 50,627.76, 75,947.70 and 21,065.58 is: 31,600.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,627.76 : 75,947.70 = 21,065.58 : x
  2. Step 2: Convert to fraction form
    50,627.76/75,947.70 = 21,065.58/x
  3. Step 3: Cross multiply
    50,627.76x = 75,947.70 × 21,065.58
  4. Step 4: Simplify right side
    50,627.76x = 1,599,882,350.17
  5. Step 5: Solve for x
    x = 1,599,882,350.17/50,627.76
  6. Step 6: Final answer
    x = 31,600.89

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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.