Home / 66,114.29-99,084.81-30,571.10

Finding the Fourth Proportional to 66,114.29, 99,084.81 and 30,571.10

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Solution

The fourth proportional to 66,114.29, 99,084.81 and 30,571.10 is: 45,816.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,114.29 : 99,084.81 = 30,571.10 : x
  2. Step 2: Convert to fraction form
    66,114.29/99,084.81 = 30,571.10/x
  3. Step 3: Cross multiply
    66,114.29x = 99,084.81 × 30,571.10
  4. Step 4: Simplify right side
    66,114.29x = 3,029,131,396.49
  5. Step 5: Solve for x
    x = 3,029,131,396.49/66,114.29
  6. Step 6: Final answer
    x = 45,816.59

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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.