Home / 66,528.44-99,781.32-22,150.16

Finding the Fourth Proportional to 66,528.44, 99,781.32 and 22,150.16

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Solution

The fourth proportional to 66,528.44, 99,781.32 and 22,150.16 is: 33,221.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,528.44 : 99,781.32 = 22,150.16 : x
  2. Step 2: Convert to fraction form
    66,528.44/99,781.32 = 22,150.16/x
  3. Step 3: Cross multiply
    66,528.44x = 99,781.32 × 22,150.16
  4. Step 4: Simplify right side
    66,528.44x = 2,210,172,203.01
  5. Step 5: Solve for x
    x = 2,210,172,203.01/66,528.44
  6. Step 6: Final answer
    x = 33,221.46

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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.