Home / 147,951.05-204,146.21-87,524.24

Finding the Fourth Proportional to 147,951.05, 204,146.21 and 87,524.24

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Solution

The fourth proportional to 147,951.05, 204,146.21 and 87,524.24 is: 120,767.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,951.05 : 204,146.21 = 87,524.24 : x
  2. Step 2: Convert to fraction form
    147,951.05/204,146.21 = 87,524.24/x
  3. Step 3: Cross multiply
    147,951.05x = 204,146.21 × 87,524.24
  4. Step 4: Simplify right side
    147,951.05x = 17,867,741,441.51
  5. Step 5: Solve for x
    x = 17,867,741,441.51/147,951.05
  6. Step 6: Final answer
    x = 120,767.93

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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.