Home / 43,146.46-64,735.26-15,070.66

Finding the Fourth Proportional to 43,146.46, 64,735.26 and 15,070.66

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Solution

The fourth proportional to 43,146.46, 64,735.26 and 15,070.66 is: 22,611.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,146.46 : 64,735.26 = 15,070.66 : x
  2. Step 2: Convert to fraction form
    43,146.46/64,735.26 = 15,070.66/x
  3. Step 3: Cross multiply
    43,146.46x = 64,735.26 × 15,070.66
  4. Step 4: Simplify right side
    43,146.46x = 975,603,093.47
  5. Step 5: Solve for x
    x = 975,603,093.47/43,146.46
  6. Step 6: Final answer
    x = 22,611.43

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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.