Home / 66,532.42-99,814.57-22,159.55

Finding the Fourth Proportional to 66,532.42, 99,814.57 and 22,159.55

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Solution

The fourth proportional to 66,532.42, 99,814.57 and 22,159.55 is: 33,244.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,532.42 : 99,814.57 = 22,159.55 : x
  2. Step 2: Convert to fraction form
    66,532.42/99,814.57 = 22,159.55/x
  3. Step 3: Cross multiply
    66,532.42x = 99,814.57 × 22,159.55
  4. Step 4: Simplify right side
    66,532.42x = 2,211,845,954.64
  5. Step 5: Solve for x
    x = 2,211,845,954.64/66,532.42
  6. Step 6: Final answer
    x = 33,244.64

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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.