Home / 51,168.69-76,611.33-26,154.90

Finding the Fourth Proportional to 51,168.69, 76,611.33 and 26,154.90

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Solution

The fourth proportional to 51,168.69, 76,611.33 and 26,154.90 is: 39,159.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,168.69 : 76,611.33 = 26,154.90 : x
  2. Step 2: Convert to fraction form
    51,168.69/76,611.33 = 26,154.90/x
  3. Step 3: Cross multiply
    51,168.69x = 76,611.33 × 26,154.90
  4. Step 4: Simplify right side
    51,168.69x = 2,003,761,675.02
  5. Step 5: Solve for x
    x = 2,003,761,675.02/51,168.69
  6. Step 6: Final answer
    x = 39,159.92

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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.