Home / 50,706.74-69,974.89-28,045.67

Finding the Fourth Proportional to 50,706.74, 69,974.89 and 28,045.67

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Solution

The fourth proportional to 50,706.74, 69,974.89 and 28,045.67 is: 38,702.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,706.74 : 69,974.89 = 28,045.67 : x
  2. Step 2: Convert to fraction form
    50,706.74/69,974.89 = 28,045.67/x
  3. Step 3: Cross multiply
    50,706.74x = 69,974.89 × 28,045.67
  4. Step 4: Simplify right side
    50,706.74x = 1,962,492,253.24
  5. Step 5: Solve for x
    x = 1,962,492,253.24/50,706.74
  6. Step 6: Final answer
    x = 38,702.79

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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.