Home / 67,050.57-100,575.76-17,130.70

Finding the Fourth Proportional to 67,050.57, 100,575.76 and 17,130.70

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Solution

The fourth proportional to 67,050.57, 100,575.76 and 17,130.70 is: 25,696.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,050.57 : 100,575.76 = 17,130.70 : x
  2. Step 2: Convert to fraction form
    67,050.57/100,575.76 = 17,130.70/x
  3. Step 3: Cross multiply
    67,050.57x = 100,575.76 × 17,130.70
  4. Step 4: Simplify right side
    67,050.57x = 1,722,933,171.83
  5. Step 5: Solve for x
    x = 1,722,933,171.83/67,050.57
  6. Step 6: Final answer
    x = 25,696.03

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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.