Home / 114,532.38-158,120.91-76,282.02

Finding the Fourth Proportional to 114,532.38, 158,120.91 and 76,282.02

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Solution

The fourth proportional to 114,532.38, 158,120.91 and 76,282.02 is: 105,313.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,532.38 : 158,120.91 = 76,282.02 : x
  2. Step 2: Convert to fraction form
    114,532.38/158,120.91 = 76,282.02/x
  3. Step 3: Cross multiply
    114,532.38x = 158,120.91 × 76,282.02
  4. Step 4: Simplify right side
    114,532.38x = 12,061,782,419.04
  5. Step 5: Solve for x
    x = 12,061,782,419.04/114,532.38
  6. Step 6: Final answer
    x = 105,313.30

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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.