Home / 162,336.30-243,504.45-132,811.80

Finding the Fourth Proportional to 162,336.30, 243,504.45 and 132,811.80

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Solution

The fourth proportional to 162,336.30, 243,504.45 and 132,811.80 is: 199,217.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,336.30 : 243,504.45 = 132,811.80 : x
  2. Step 2: Convert to fraction form
    162,336.30/243,504.45 = 132,811.80/x
  3. Step 3: Cross multiply
    162,336.30x = 243,504.45 × 132,811.80
  4. Step 4: Simplify right side
    162,336.30x = 32,340,264,312.51
  5. Step 5: Solve for x
    x = 32,340,264,312.51/162,336.30
  6. Step 6: Final answer
    x = 199,217.70

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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.