Home / 136,484.20-204,434.70-113,156.20

Finding the Fourth Proportional to 136,484.20, 204,434.70 and 113,156.20

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Solution

The fourth proportional to 136,484.20, 204,434.70 and 113,156.20 is: 169,492.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,484.20 : 204,434.70 = 113,156.20 : x
  2. Step 2: Convert to fraction form
    136,484.20/204,434.70 = 113,156.20/x
  3. Step 3: Cross multiply
    136,484.20x = 204,434.70 × 113,156.20
  4. Step 4: Simplify right side
    136,484.20x = 23,133,053,800.14
  5. Step 5: Solve for x
    x = 23,133,053,800.14/136,484.20
  6. Step 6: Final answer
    x = 169,492.54

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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.