Home / 162,440.60-243,624.45-106,672.10

Finding the Fourth Proportional to 162,440.60, 243,624.45 and 106,672.10

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Solution

The fourth proportional to 162,440.60, 243,624.45 and 106,672.10 is: 159,984.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,440.60 : 243,624.45 = 106,672.10 : x
  2. Step 2: Convert to fraction form
    162,440.60/243,624.45 = 106,672.10/x
  3. Step 3: Cross multiply
    162,440.60x = 243,624.45 × 106,672.10
  4. Step 4: Simplify right side
    162,440.60x = 25,987,931,692.85
  5. Step 5: Solve for x
    x = 25,987,931,692.85/162,440.60
  6. Step 6: Final answer
    x = 159,984.21

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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.