Home / 162,826.74-243,819.48-112,381.44

Finding the Fourth Proportional to 162,826.74, 243,819.48 and 112,381.44

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Solution

The fourth proportional to 162,826.74, 243,819.48 and 112,381.44 is: 168,281.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,826.74 : 243,819.48 = 112,381.44 : x
  2. Step 2: Convert to fraction form
    162,826.74/243,819.48 = 112,381.44/x
  3. Step 3: Cross multiply
    162,826.74x = 243,819.48 × 112,381.44
  4. Step 4: Simplify right side
    162,826.74x = 27,400,784,262.45
  5. Step 5: Solve for x
    x = 27,400,784,262.45/162,826.74
  6. Step 6: Final answer
    x = 168,281.85

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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.