Home / 48,956.70-73,438.93-20,876.99

Finding the Fourth Proportional to 48,956.70, 73,438.93 and 20,876.99

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Solution

The fourth proportional to 48,956.70, 73,438.93 and 20,876.99 is: 31,317.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,956.70 : 73,438.93 = 20,876.99 : x
  2. Step 2: Convert to fraction form
    48,956.70/73,438.93 = 20,876.99/x
  3. Step 3: Cross multiply
    48,956.70x = 73,438.93 × 20,876.99
  4. Step 4: Simplify right side
    48,956.70x = 1,533,183,803.40
  5. Step 5: Solve for x
    x = 1,533,183,803.40/48,956.70
  6. Step 6: Final answer
    x = 31,317.14

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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.