Home / 47,172.14-70,758.59-17,207.85

Finding the Fourth Proportional to 47,172.14, 70,758.59 and 17,207.85

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Solution

The fourth proportional to 47,172.14, 70,758.59 and 17,207.85 is: 25,811.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,172.14 : 70,758.59 = 17,207.85 : x
  2. Step 2: Convert to fraction form
    47,172.14/70,758.59 = 17,207.85/x
  3. Step 3: Cross multiply
    47,172.14x = 70,758.59 × 17,207.85
  4. Step 4: Simplify right side
    47,172.14x = 1,217,602,912.93
  5. Step 5: Solve for x
    x = 1,217,602,912.93/47,172.14
  6. Step 6: Final answer
    x = 25,811.91

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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.