Home / 66,162.42-99,242.82-16,242.12

Finding the Fourth Proportional to 66,162.42, 99,242.82 and 16,242.12

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Solution

The fourth proportional to 66,162.42, 99,242.82 and 16,242.12 is: 24,362.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,162.42 : 99,242.82 = 16,242.12 : x
  2. Step 2: Convert to fraction form
    66,162.42/99,242.82 = 16,242.12/x
  3. Step 3: Cross multiply
    66,162.42x = 99,242.82 × 16,242.12
  4. Step 4: Simplify right side
    66,162.42x = 1,611,913,791.58
  5. Step 5: Solve for x
    x = 1,611,913,791.58/66,162.42
  6. Step 6: Final answer
    x = 24,362.98

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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.