Home / 114,651.70-158,219.38-66,895.82

Finding the Fourth Proportional to 114,651.70, 158,219.38 and 66,895.82

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Solution

The fourth proportional to 114,651.70, 158,219.38 and 66,895.82 is: 92,316.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,651.70 : 158,219.38 = 66,895.82 : x
  2. Step 2: Convert to fraction form
    114,651.70/158,219.38 = 66,895.82/x
  3. Step 3: Cross multiply
    114,651.70x = 158,219.38 × 66,895.82
  4. Step 4: Simplify right side
    114,651.70x = 10,584,215,564.53
  5. Step 5: Solve for x
    x = 10,584,215,564.53/114,651.70
  6. Step 6: Final answer
    x = 92,316.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.