Home / 66,325.22-91,528.25-36,110.47

Finding the Fourth Proportional to 66,325.22, 91,528.25 and 36,110.47

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Solution

The fourth proportional to 66,325.22, 91,528.25 and 36,110.47 is: 49,832.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,325.22 : 91,528.25 = 36,110.47 : x
  2. Step 2: Convert to fraction form
    66,325.22/91,528.25 = 36,110.47/x
  3. Step 3: Cross multiply
    66,325.22x = 91,528.25 × 36,110.47
  4. Step 4: Simplify right side
    66,325.22x = 3,305,127,716.40
  5. Step 5: Solve for x
    x = 3,305,127,716.40/66,325.22
  6. Step 6: Final answer
    x = 49,832.14

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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.