Home / 50,715.06-69,981.38-28,050.44

Finding the Fourth Proportional to 50,715.06, 69,981.38 and 28,050.44

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Solution

The fourth proportional to 50,715.06, 69,981.38 and 28,050.44 is: 38,706.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,715.06 : 69,981.38 = 28,050.44 : x
  2. Step 2: Convert to fraction form
    50,715.06/69,981.38 = 28,050.44/x
  3. Step 3: Cross multiply
    50,715.06x = 69,981.38 × 28,050.44
  4. Step 4: Simplify right side
    50,715.06x = 1,963,008,500.81
  5. Step 5: Solve for x
    x = 1,963,008,500.81/50,715.06
  6. Step 6: Final answer
    x = 38,706.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.