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Finding the Fourth Proportional to 162,841.70, 244,254.45 and 83,963.90

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Solution

The fourth proportional to 162,841.70, 244,254.45 and 83,963.90 is: 125,941.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,841.70 : 244,254.45 = 83,963.90 : x
  2. Step 2: Convert to fraction form
    162,841.70/244,254.45 = 83,963.90/x
  3. Step 3: Cross multiply
    162,841.70x = 244,254.45 × 83,963.90
  4. Step 4: Simplify right side
    162,841.70x = 20,508,556,214.36
  5. Step 5: Solve for x
    x = 20,508,556,214.36/162,841.70
  6. Step 6: Final answer
    x = 125,941.67

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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.