Home / 66,451.41-91,705.17-36,238.39

Finding the Fourth Proportional to 66,451.41, 91,705.17 and 36,238.39

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Solution

The fourth proportional to 66,451.41, 91,705.17 and 36,238.39 is: 50,010.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,451.41 : 91,705.17 = 36,238.39 : x
  2. Step 2: Convert to fraction form
    66,451.41/91,705.17 = 36,238.39/x
  3. Step 3: Cross multiply
    66,451.41x = 91,705.17 × 36,238.39
  4. Step 4: Simplify right side
    66,451.41x = 3,323,247,350.32
  5. Step 5: Solve for x
    x = 3,323,247,350.32/66,451.41
  6. Step 6: Final answer
    x = 50,010.18

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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.