Home / 66,040.96-99,061.10-16,121.32

Finding the Fourth Proportional to 66,040.96, 99,061.10 and 16,121.32

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Solution

The fourth proportional to 66,040.96, 99,061.10 and 16,121.32 is: 24,181.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,040.96 : 99,061.10 = 16,121.32 : x
  2. Step 2: Convert to fraction form
    66,040.96/99,061.10 = 16,121.32/x
  3. Step 3: Cross multiply
    66,040.96x = 99,061.10 × 16,121.32
  4. Step 4: Simplify right side
    66,040.96x = 1,596,995,692.65
  5. Step 5: Solve for x
    x = 1,596,995,692.65/66,040.96
  6. Step 6: Final answer
    x = 24,181.90

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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.