Home / 66,445.46-99,670.55-16,525.82

Finding the Fourth Proportional to 66,445.46, 99,670.55 and 16,525.82

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Solution

The fourth proportional to 66,445.46, 99,670.55 and 16,525.82 is: 24,789.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,445.46 : 99,670.55 = 16,525.82 : x
  2. Step 2: Convert to fraction form
    66,445.46/99,670.55 = 16,525.82/x
  3. Step 3: Cross multiply
    66,445.46x = 99,670.55 × 16,525.82
  4. Step 4: Simplify right side
    66,445.46x = 1,647,137,828.11
  5. Step 5: Solve for x
    x = 1,647,137,828.11/66,445.46
  6. Step 6: Final answer
    x = 24,789.32

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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.