Home / 66,168.22-99,196.51-28,700.08

Finding the Fourth Proportional to 66,168.22, 99,196.51 and 28,700.08

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Solution

The fourth proportional to 66,168.22, 99,196.51 and 28,700.08 is: 43,025.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,168.22 : 99,196.51 = 28,700.08 : x
  2. Step 2: Convert to fraction form
    66,168.22/99,196.51 = 28,700.08/x
  3. Step 3: Cross multiply
    66,168.22x = 99,196.51 × 28,700.08
  4. Step 4: Simplify right side
    66,168.22x = 2,846,948,244.63
  5. Step 5: Solve for x
    x = 2,846,948,244.63/66,168.22
  6. Step 6: Final answer
    x = 43,025.92

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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.