Home / 66,148.64-99,239.16-32,884.38

Finding the Fourth Proportional to 66,148.64, 99,239.16 and 32,884.38

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Solution

The fourth proportional to 66,148.64, 99,239.16 and 32,884.38 is: 49,334.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,148.64 : 99,239.16 = 32,884.38 : x
  2. Step 2: Convert to fraction form
    66,148.64/99,239.16 = 32,884.38/x
  3. Step 3: Cross multiply
    66,148.64x = 99,239.16 × 32,884.38
  4. Step 4: Simplify right side
    66,148.64x = 3,263,418,248.32
  5. Step 5: Solve for x
    x = 3,263,418,248.32/66,148.64
  6. Step 6: Final answer
    x = 49,334.62

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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.