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Finding the Fourth Proportional to 162,550, 243,825.02 and 106,742.60

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Solution

The fourth proportional to 162,550, 243,825.02 and 106,742.60 is: 160,113.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,550 : 243,825.02 = 106,742.60 : x
  2. Step 2: Convert to fraction form
    162,550/243,825.02 = 106,742.60/x
  3. Step 3: Cross multiply
    162,550x = 243,825.02 × 106,742.60
  4. Step 4: Simplify right side
    162,550x = 26,026,516,579.85
  5. Step 5: Solve for x
    x = 26,026,516,579.85/162,550
  6. Step 6: Final answer
    x = 160,113.91

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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.