Home / 162,078.30-243,226.80-95,447.70

Finding the Fourth Proportional to 162,078.30, 243,226.80 and 95,447.70

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Solution

The fourth proportional to 162,078.30, 243,226.80 and 95,447.70 is: 143,235.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,078.30 : 243,226.80 = 95,447.70 : x
  2. Step 2: Convert to fraction form
    162,078.30/243,226.80 = 95,447.70/x
  3. Step 3: Cross multiply
    162,078.30x = 243,226.80 × 95,447.70
  4. Step 4: Simplify right side
    162,078.30x = 23,215,438,638.36
  5. Step 5: Solve for x
    x = 23,215,438,638.36/162,078.30
  6. Step 6: Final answer
    x = 143,235.95

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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.